Finding the Fourth Proportional to 22,528.82, 31,092.03 and 12,458.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,528.82 : 31,092.03 = 12,458.02 : x
2. Step 2: Convert to fraction form
   22,528.82/31,092.03 = 12,458.02/x
3. Step 3: Cross multiply
   22,528.82x = 31,092.03 × 12,458.02
4. Step 4: Simplify right side
   22,528.82x = 387,345,100.57
5. Step 5: Solve for x
   x = 387,345,100.57/22,528.82
6. Step 6: Final answer
   x = 17,193.32