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Finding the Fourth Proportional to 8,594.92, 12,892.38 and 3,981.16

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Solution

The fourth proportional to 8,594.92, 12,892.38 and 3,981.16 is: 5,971.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.92 : 12,892.38 = 3,981.16 : x
  2. Step 2: Convert to fraction form
    8,594.92/12,892.38 = 3,981.16/x
  3. Step 3: Cross multiply
    8,594.92x = 12,892.38 × 3,981.16
  4. Step 4: Simplify right side
    8,594.92x = 51,326,627.56
  5. Step 5: Solve for x
    x = 51,326,627.56/8,594.92
  6. Step 6: Final answer
    x = 5,971.74

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