Finding the Fourth Proportional to 22,875.62, 31,568.92 and 12,803.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,875.62 : 31,568.92 = 12,803.98 : x
2. Step 2: Convert to fraction form
   22,875.62/31,568.92 = 12,803.98/x
3. Step 3: Cross multiply
   22,875.62x = 31,568.92 × 12,803.98
4. Step 4: Simplify right side
   22,875.62x = 404,207,820.30
5. Step 5: Solve for x
   x = 404,207,820.30/22,875.62
6. Step 6: Final answer
   x = 17,669.81