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Finding the Fourth Proportional to 418,677.88, 577,763.13 and 237,406.36

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Solution

The fourth proportional to 418,677.88, 577,763.13 and 237,406.36 is: 327,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,677.88 : 577,763.13 = 237,406.36 : x
  2. Step 2: Convert to fraction form
    418,677.88/577,763.13 = 237,406.36/x
  3. Step 3: Cross multiply
    418,677.88x = 577,763.13 × 237,406.36
  4. Step 4: Simplify right side
    418,677.88x = 137,164,641,635.51
  5. Step 5: Solve for x
    x = 137,164,641,635.51/418,677.88
  6. Step 6: Final answer
    x = 327,613.78

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