Finding the Fourth Proportional to 22,291.57, 33,240.89 and 22,091.70

Step by Step Solution

1. Step 1: Write the proportion equation
   22,291.57 : 33,240.89 = 22,091.70 : x
2. Step 2: Convert to fraction form
   22,291.57/33,240.89 = 22,091.70/x
3. Step 3: Cross multiply
   22,291.57x = 33,240.89 × 22,091.70
4. Step 4: Simplify right side
   22,291.57x = 734,347,769.61
5. Step 5: Solve for x
   x = 734,347,769.61/22,291.57
6. Step 6: Final answer
   x = 32,942.85