Finding the Fourth Proportional to 11,627.28, 17,440.52 and 5,708.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,627.28 : 17,440.52 = 5,708.61 : x
2. Step 2: Convert to fraction form
   11,627.28/17,440.52 = 5,708.61/x
3. Step 3: Cross multiply
   11,627.28x = 17,440.52 × 5,708.61
4. Step 4: Simplify right side
   11,627.28x = 99,561,098.33
5. Step 5: Solve for x
   x = 99,561,098.33/11,627.28
6. Step 6: Final answer
   x = 8,562.72