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Finding the Fourth Proportional to 8,798.76, 13,198.14 and 3,608.28

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Solution

The fourth proportional to 8,798.76, 13,198.14 and 3,608.28 is: 5,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.76 : 13,198.14 = 3,608.28 : x
  2. Step 2: Convert to fraction form
    8,798.76/13,198.14 = 3,608.28/x
  3. Step 3: Cross multiply
    8,798.76x = 13,198.14 × 3,608.28
  4. Step 4: Simplify right side
    8,798.76x = 47,622,584.60
  5. Step 5: Solve for x
    x = 47,622,584.60/8,798.76
  6. Step 6: Final answer
    x = 5,412.42

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