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Finding the Fourth Proportional to 521,680.08, 782,520.12 and 147,706.32

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Solution

The fourth proportional to 521,680.08, 782,520.12 and 147,706.32 is: 221,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,680.08 : 782,520.12 = 147,706.32 : x
  2. Step 2: Convert to fraction form
    521,680.08/782,520.12 = 147,706.32/x
  3. Step 3: Cross multiply
    521,680.08x = 782,520.12 × 147,706.32
  4. Step 4: Simplify right side
    521,680.08x = 115,583,167,251.16
  5. Step 5: Solve for x
    x = 115,583,167,251.16/521,680.08
  6. Step 6: Final answer
    x = 221,559.48

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