Finding the Fourth Proportional to 8,081.24, 12,124.01 and 7,310.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,081.24 : 12,124.01 = 7,310.12 : x
2. Step 2: Convert to fraction form
   8,081.24/12,124.01 = 7,310.12/x
3. Step 3: Cross multiply
   8,081.24x = 12,124.01 × 7,310.12
4. Step 4: Simplify right side
   8,081.24x = 88,627,870.81
5. Step 5: Solve for x
   x = 88,627,870.81/8,081.24
6. Step 6: Final answer
   x = 10,967.12