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Finding the Fourth Proportional to 8,792.25, 13,187.69 and 3,861.93

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Solution

The fourth proportional to 8,792.25, 13,187.69 and 3,861.93 is: 5,792.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.25 : 13,187.69 = 3,861.93 : x
  2. Step 2: Convert to fraction form
    8,792.25/13,187.69 = 3,861.93/x
  3. Step 3: Cross multiply
    8,792.25x = 13,187.69 × 3,861.93
  4. Step 4: Simplify right side
    8,792.25x = 50,929,916.33
  5. Step 5: Solve for x
    x = 50,929,916.33/8,792.25
  6. Step 6: Final answer
    x = 5,792.59

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