Finding the Fourth Proportional to 31,492.88, 43,460.18 and 17,345.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,492.88 : 43,460.18 = 17,345.72 : x
2. Step 2: Convert to fraction form
   31,492.88/43,460.18 = 17,345.72/x
3. Step 3: Cross multiply
   31,492.88x = 43,460.18 × 17,345.72
4. Step 4: Simplify right side
   31,492.88x = 753,848,113.43
5. Step 5: Solve for x
   x = 753,848,113.43/31,492.88
6. Step 6: Final answer
   x = 23,937.10