Finding the Fourth Proportional to 8,492.72, 12,732.37 and 5,366.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,492.72 : 12,732.37 = 5,366.12 : x
2. Step 2: Convert to fraction form
   8,492.72/12,732.37 = 5,366.12/x
3. Step 3: Cross multiply
   8,492.72x = 12,732.37 × 5,366.12
4. Step 4: Simplify right side
   8,492.72x = 68,323,419.85
5. Step 5: Solve for x
   x = 68,323,419.85/8,492.72
6. Step 6: Final answer
   x = 8,044.94