Finding the Fourth Proportional to 31,635, 43,652.52 and 17,485.92

Step by Step Solution

1. Step 1: Write the proportion equation
   31,635 : 43,652.52 = 17,485.92 : x
2. Step 2: Convert to fraction form
   31,635/43,652.52 = 17,485.92/x
3. Step 3: Cross multiply
   31,635x = 43,652.52 × 17,485.92
4. Step 4: Simplify right side
   31,635x = 763,304,472.52
5. Step 5: Solve for x
   x = 763,304,472.52/31,635
6. Step 6: Final answer
   x = 24,128.48