Finding the Fourth Proportional to 22,082.16, 30,465.60 and 12,520.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,082.16 : 30,465.60 = 12,520.62 : x
2. Step 2: Convert to fraction form
   22,082.16/30,465.60 = 12,520.62/x
3. Step 3: Cross multiply
   22,082.16x = 30,465.60 × 12,520.62
4. Step 4: Simplify right side
   22,082.16x = 381,448,200.67
5. Step 5: Solve for x
   x = 381,448,200.67/22,082.16
6. Step 6: Final answer
   x = 17,274.04