Finding the Fourth Proportional to 22,833.88, 31,510.82 and 12,897.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,833.88 : 31,510.82 = 12,897.88 : x
2. Step 2: Convert to fraction form
   22,833.88/31,510.82 = 12,897.88/x
3. Step 3: Cross multiply
   22,833.88x = 31,510.82 × 12,897.88
4. Step 4: Simplify right side
   22,833.88x = 406,422,775.06
5. Step 5: Solve for x
   x = 406,422,775.06/22,833.88
6. Step 6: Final answer
   x = 17,799.11