Finding the Fourth Proportional to 23,117.80, 31,892.39 and 13,552.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,117.80 : 31,892.39 = 13,552.82 : x
2. Step 2: Convert to fraction form
   23,117.80/31,892.39 = 13,552.82/x
3. Step 3: Cross multiply
   23,117.80x = 31,892.39 × 13,552.82
4. Step 4: Simplify right side
   23,117.80x = 432,231,883.83
5. Step 5: Solve for x
   x = 432,231,883.83/23,117.80
6. Step 6: Final answer
   x = 18,696.93