Finding the Fourth Proportional to 8,047.30, 12,042.15 and 7,356.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,047.30 : 12,042.15 = 7,356.10 : x
2. Step 2: Convert to fraction form
   8,047.30/12,042.15 = 7,356.10/x
3. Step 3: Cross multiply
   8,047.30x = 12,042.15 × 7,356.10
4. Step 4: Simplify right side
   8,047.30x = 88,583,259.62
5. Step 5: Solve for x
   x = 88,583,259.62/8,047.30
6. Step 6: Final answer
   x = 11,007.82