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Finding the Fourth Proportional to 10,694.35, 14,758.47 and 5,978.92

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Solution

The fourth proportional to 10,694.35, 14,758.47 and 5,978.92 is: 8,251.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694.35 : 14,758.47 = 5,978.92 : x
  2. Step 2: Convert to fraction form
    10,694.35/14,758.47 = 5,978.92/x
  3. Step 3: Cross multiply
    10,694.35x = 14,758.47 × 5,978.92
  4. Step 4: Simplify right side
    10,694.35x = 88,239,711.45
  5. Step 5: Solve for x
    x = 88,239,711.45/10,694.35
  6. Step 6: Final answer
    x = 8,251.06

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