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Finding the Fourth Proportional to 8,864.56, 13,300.84 and 3,868.48

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Solution

The fourth proportional to 8,864.56, 13,300.84 and 3,868.48 is: 5,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.56 : 13,300.84 = 3,868.48 : x
  2. Step 2: Convert to fraction form
    8,864.56/13,300.84 = 3,868.48/x
  3. Step 3: Cross multiply
    8,864.56x = 13,300.84 × 3,868.48
  4. Step 4: Simplify right side
    8,864.56x = 51,454,033.52
  5. Step 5: Solve for x
    x = 51,454,033.52/8,864.56
  6. Step 6: Final answer
    x = 5,804.47

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