Finding the Fourth Proportional to 31,635.48, 43,655.34 and 17,487.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,635.48 : 43,655.34 = 17,487.42 : x
2. Step 2: Convert to fraction form
   31,635.48/43,655.34 = 17,487.42/x
3. Step 3: Cross multiply
   31,635.48x = 43,655.34 × 17,487.42
4. Step 4: Simplify right side
   31,635.48x = 763,419,265.82
5. Step 5: Solve for x
   x = 763,419,265.82/31,635.48
6. Step 6: Final answer
   x = 24,131.74