Finding the Fourth Proportional to 22,086.15, 33,122.20 and 7,292.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,086.15 : 33,122.20 = 7,292.31 : x
2. Step 2: Convert to fraction form
   22,086.15/33,122.20 = 7,292.31/x
3. Step 3: Cross multiply
   22,086.15x = 33,122.20 × 7,292.31
4. Step 4: Simplify right side
   22,086.15x = 241,537,350.28
5. Step 5: Solve for x
   x = 241,537,350.28/22,086.15
6. Step 6: Final answer
   x = 10,936.15