Finding the Fourth Proportional to 31,342.96, 43,256.04 and 17,198.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,342.96 : 43,256.04 = 17,198.56 : x
2. Step 2: Convert to fraction form
   31,342.96/43,256.04 = 17,198.56/x
3. Step 3: Cross multiply
   31,342.96x = 43,256.04 × 17,198.56
4. Step 4: Simplify right side
   31,342.96x = 743,941,599.30
5. Step 5: Solve for x
   x = 743,941,599.30/31,342.96
6. Step 6: Final answer
   x = 23,735.52