Finding the Fourth Proportional to 22,837.38, 31,513.05 and 12,901.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,837.38 : 31,513.05 = 12,901.38 : x
2. Step 2: Convert to fraction form
   22,837.38/31,513.05 = 12,901.38/x
3. Step 3: Cross multiply
   22,837.38x = 31,513.05 × 12,901.38
4. Step 4: Simplify right side
   22,837.38x = 406,561,833.01
5. Step 5: Solve for x
   x = 406,561,833.01/22,837.38
6. Step 6: Final answer
   x = 17,802.47