Finding the Fourth Proportional to 8,108.25, 12,150.24 and 7,340.19

Step by Step Solution

1. Step 1: Write the proportion equation
   8,108.25 : 12,150.24 = 7,340.19 : x
2. Step 2: Convert to fraction form
   8,108.25/12,150.24 = 7,340.19/x
3. Step 3: Cross multiply
   8,108.25x = 12,150.24 × 7,340.19
4. Step 4: Simplify right side
   8,108.25x = 89,185,070.15
5. Step 5: Solve for x
   x = 89,185,070.15/8,108.25
6. Step 6: Final answer
   x = 10,999.30