Finding the Fourth Proportional to 31,342.86, 43,254.27 and 17,196.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,342.86 : 43,254.27 = 17,196.12 : x
2. Step 2: Convert to fraction form
   31,342.86/43,254.27 = 17,196.12/x
3. Step 3: Cross multiply
   31,342.86x = 43,254.27 × 17,196.12
4. Step 4: Simplify right side
   31,342.86x = 743,805,617.43
5. Step 5: Solve for x
   x = 743,805,617.43/31,342.86
6. Step 6: Final answer
   x = 23,731.26