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Finding the Fourth Proportional to 92,766.96, 128,016.60 and 52,479.12

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Solution

The fourth proportional to 92,766.96, 128,016.60 and 52,479.12 is: 72,420.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,766.96 : 128,016.60 = 52,479.12 : x
  2. Step 2: Convert to fraction form
    92,766.96/128,016.60 = 52,479.12/x
  3. Step 3: Cross multiply
    92,766.96x = 128,016.60 × 52,479.12
  4. Step 4: Simplify right side
    92,766.96x = 6,718,198,513.39
  5. Step 5: Solve for x
    x = 6,718,198,513.39/92,766.96
  6. Step 6: Final answer
    x = 72,420.16

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