Finding the Fourth Proportional to 31,561.56, 43,555.20 and 17,414.91

Step by Step Solution

1. Step 1: Write the proportion equation
   31,561.56 : 43,555.20 = 17,414.91 : x
2. Step 2: Convert to fraction form
   31,561.56/43,555.20 = 17,414.91/x
3. Step 3: Cross multiply
   31,561.56x = 43,555.20 × 17,414.91
4. Step 4: Simplify right side
   31,561.56x = 758,509,888.03
5. Step 5: Solve for x
   x = 758,509,888.03/31,561.56
6. Step 6: Final answer
   x = 24,032.71