Finding the Fourth Proportional to 31,618.88, 43,632.96 and 17,472.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,618.88 : 43,632.96 = 17,472.56 : x
2. Step 2: Convert to fraction form
   31,618.88/43,632.96 = 17,472.56/x
3. Step 3: Cross multiply
   31,618.88x = 43,632.96 × 17,472.56
4. Step 4: Simplify right side
   31,618.88x = 762,379,511.58
5. Step 5: Solve for x
   x = 762,379,511.58/31,618.88
6. Step 6: Final answer
   x = 24,111.53