Finding the Fourth Proportional to 22,532.28, 31,089.74 and 13,095.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,532.28 : 31,089.74 = 13,095.78 : x
2. Step 2: Convert to fraction form
   22,532.28/31,089.74 = 13,095.78/x
3. Step 3: Cross multiply
   22,532.28x = 31,089.74 × 13,095.78
4. Step 4: Simplify right side
   22,532.28x = 407,144,329.82
5. Step 5: Solve for x
   x = 407,144,329.82/22,532.28
6. Step 6: Final answer
   x = 18,069.38