Finding the Fourth Proportional to 22,433.58, 30,957.62 and 12,875.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,433.58 : 30,957.62 = 12,875.04 : x
2. Step 2: Convert to fraction form
   22,433.58/30,957.62 = 12,875.04/x
3. Step 3: Cross multiply
   22,433.58x = 30,957.62 × 12,875.04
4. Step 4: Simplify right side
   22,433.58x = 398,580,531.43
5. Step 5: Solve for x
   x = 398,580,531.43/22,433.58
6. Step 6: Final answer
   x = 17,767.14