Finding the Fourth Proportional to 22,520.46, 31,082.10 and 13,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,520.46 : 31,082.10 = 13,094.50 : x
2. Step 2: Convert to fraction form
   22,520.46/31,082.10 = 13,094.50/x
3. Step 3: Cross multiply
   22,520.46x = 31,082.10 × 13,094.50
4. Step 4: Simplify right side
   22,520.46x = 407,004,558.45
5. Step 5: Solve for x
   x = 407,004,558.45/22,520.46
6. Step 6: Final answer
   x = 18,072.66