Finding the Fourth Proportional to 31,337.88, 43,246.27 and 17,191.02

Step by Step Solution

1. Step 1: Write the proportion equation
   31,337.88 : 43,246.27 = 17,191.02 : x
2. Step 2: Convert to fraction form
   31,337.88/43,246.27 = 17,191.02/x
3. Step 3: Cross multiply
   31,337.88x = 43,246.27 × 17,191.02
4. Step 4: Simplify right side
   31,337.88x = 743,447,492.50
5. Step 5: Solve for x
   x = 743,447,492.50/31,337.88
6. Step 6: Final answer
   x = 23,723.61