Finding the Fourth Proportional to 23,116.98, 31,891.30 and 13,552.02

Step by Step Solution

1. Step 1: Write the proportion equation
   23,116.98 : 31,891.30 = 13,552.02 : x
2. Step 2: Convert to fraction form
   23,116.98/31,891.30 = 13,552.02/x
3. Step 3: Cross multiply
   23,116.98x = 31,891.30 × 13,552.02
4. Step 4: Simplify right side
   23,116.98x = 432,191,535.43
5. Step 5: Solve for x
   x = 432,191,535.43/23,116.98
6. Step 6: Final answer
   x = 18,695.85