Finding the Fourth Proportional to 22,081.94, 30,476.02 and 12,525.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,081.94 : 30,476.02 = 12,525.28 : x
2. Step 2: Convert to fraction form
   22,081.94/30,476.02 = 12,525.28/x
3. Step 3: Cross multiply
   22,081.94x = 30,476.02 × 12,525.28
4. Step 4: Simplify right side
   22,081.94x = 381,720,806.42
5. Step 5: Solve for x
   x = 381,720,806.42/22,081.94
6. Step 6: Final answer
   x = 17,286.56