Finding the Fourth Proportional to 22,871.54, 31,562.52 and 12,799.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,871.54 : 31,562.52 = 12,799.86 : x
2. Step 2: Convert to fraction form
   22,871.54/31,562.52 = 12,799.86/x
3. Step 3: Cross multiply
   22,871.54x = 31,562.52 × 12,799.86
4. Step 4: Simplify right side
   22,871.54x = 403,995,837.25
5. Step 5: Solve for x
   x = 403,995,837.25/22,871.54
6. Step 6: Final answer
   x = 17,663.69