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Finding the Fourth Proportional to 8,556.76, 12,841.28 and 3,627.77

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Solution

The fourth proportional to 8,556.76, 12,841.28 and 3,627.77 is: 5,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.76 : 12,841.28 = 3,627.77 : x
  2. Step 2: Convert to fraction form
    8,556.76/12,841.28 = 3,627.77/x
  3. Step 3: Cross multiply
    8,556.76x = 12,841.28 × 3,627.77
  4. Step 4: Simplify right side
    8,556.76x = 46,585,210.35
  5. Step 5: Solve for x
    x = 46,585,210.35/8,556.76
  6. Step 6: Final answer
    x = 5,444.26

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