Finding the Fourth Proportional to 31,618.96, 43,635.04 and 17,472.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,618.96 : 43,635.04 = 17,472.72 : x
2. Step 2: Convert to fraction form
   31,618.96/43,635.04 = 17,472.72/x
3. Step 3: Cross multiply
   31,618.96x = 43,635.04 × 17,472.72
4. Step 4: Simplify right side
   31,618.96x = 762,422,836.11
5. Step 5: Solve for x
   x = 762,422,836.11/31,618.96
6. Step 6: Final answer
   x = 24,112.84