Finding the Fourth Proportional to 31,552.61, 43,542.50 and 17,405.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,552.61 : 43,542.50 = 17,405.34 : x
2. Step 2: Convert to fraction form
   31,552.61/43,542.50 = 17,405.34/x
3. Step 3: Cross multiply
   31,552.61x = 43,542.50 × 17,405.34
4. Step 4: Simplify right side
   31,552.61x = 757,871,929.92
5. Step 5: Solve for x
   x = 757,871,929.92/31,552.61
6. Step 6: Final answer
   x = 24,019.31