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Finding the Fourth Proportional to 1,182,978.65, 1,632,515 and 747,589.49

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Solution

The fourth proportional to 1,182,978.65, 1,632,515 and 747,589.49 is: 1,031,676.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,978.65 : 1,632,515 = 747,589.49 : x
  2. Step 2: Convert to fraction form
    1,182,978.65/1,632,515 = 747,589.49/x
  3. Step 3: Cross multiply
    1,182,978.65x = 1,632,515 × 747,589.49
  4. Step 4: Simplify right side
    1,182,978.65x = 1,220,451,048,104.77
  5. Step 5: Solve for x
    x = 1,220,451,048,104.77/1,182,978.65
  6. Step 6: Final answer
    x = 1,031,676.31

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