Finding the Fourth Proportional to 8,753.43, 12,077.59 and 5,613.87

Step by Step Solution

1. Step 1: Write the proportion equation
   8,753.43 : 12,077.59 = 5,613.87 : x
2. Step 2: Convert to fraction form
   8,753.43/12,077.59 = 5,613.87/x
3. Step 3: Cross multiply
   8,753.43x = 12,077.59 × 5,613.87
4. Step 4: Simplify right side
   8,753.43x = 67,802,020.17
5. Step 5: Solve for x
   x = 67,802,020.17/8,753.43
6. Step 6: Final answer
   x = 7,745.77