Finding the Fourth Proportional to 8,492.72, 12,734.12 and 5,032.40

Step by Step Solution

1. Step 1: Write the proportion equation
   8,492.72 : 12,734.12 = 5,032.40 : x
2. Step 2: Convert to fraction form
   8,492.72/12,734.12 = 5,032.40/x
3. Step 3: Cross multiply
   8,492.72x = 12,734.12 × 5,032.40
4. Step 4: Simplify right side
   8,492.72x = 64,083,185.49
5. Step 5: Solve for x
   x = 64,083,185.49/8,492.72
6. Step 6: Final answer
   x = 7,545.66