Finding the Fourth Proportional to 22,154, 30,572.10 and 12,082.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,154 : 30,572.10 = 12,082.52 : x
2. Step 2: Convert to fraction form
   22,154/30,572.10 = 12,082.52/x
3. Step 3: Cross multiply
   22,154x = 30,572.10 × 12,082.52
4. Step 4: Simplify right side
   22,154x = 369,388,009.69
5. Step 5: Solve for x
   x = 369,388,009.69/22,154
6. Step 6: Final answer
   x = 16,673.65