Finding the Fourth Proportional to 31,635.55, 43,652.28 and 17,488.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,635.55 : 43,652.28 = 17,488.50 : x
2. Step 2: Convert to fraction form
   31,635.55/43,652.28 = 17,488.50/x
3. Step 3: Cross multiply
   31,635.55x = 43,652.28 × 17,488.50
4. Step 4: Simplify right side
   31,635.55x = 763,412,898.78
5. Step 5: Solve for x
   x = 763,412,898.78/31,635.55
6. Step 6: Final answer
   x = 24,131.49