Finding the Fourth Proportional to 8,242.50, 12,360.06 and 4,912.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,242.50 : 12,360.06 = 4,912.32 : x
2. Step 2: Convert to fraction form
   8,242.50/12,360.06 = 4,912.32/x
3. Step 3: Cross multiply
   8,242.50x = 12,360.06 × 4,912.32
4. Step 4: Simplify right side
   8,242.50x = 60,716,545.38
5. Step 5: Solve for x
   x = 60,716,545.38/8,242.50
6. Step 6: Final answer
   x = 7,366.28