Finding the Fourth Proportional to 31,837.92, 43,936.72 and 17,499.31

Step by Step Solution

1. Step 1: Write the proportion equation
   31,837.92 : 43,936.72 = 17,499.31 : x
2. Step 2: Convert to fraction form
   31,837.92/43,936.72 = 17,499.31/x
3. Step 3: Cross multiply
   31,837.92x = 43,936.72 × 17,499.31
4. Step 4: Simplify right side
   31,837.92x = 768,862,283.66
5. Step 5: Solve for x
   x = 768,862,283.66/31,837.92
6. Step 6: Final answer
   x = 24,149.27