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Finding the Fourth Proportional to 26,491.62, 39,728.64 and 10,692.56

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Solution

The fourth proportional to 26,491.62, 39,728.64 and 10,692.56 is: 16,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.62 : 39,728.64 = 10,692.56 : x
  2. Step 2: Convert to fraction form
    26,491.62/39,728.64 = 10,692.56/x
  3. Step 3: Cross multiply
    26,491.62x = 39,728.64 × 10,692.56
  4. Step 4: Simplify right side
    26,491.62x = 424,800,866.92
  5. Step 5: Solve for x
    x = 424,800,866.92/26,491.62
  6. Step 6: Final answer
    x = 16,035.29

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