Finding the Fourth Proportional to 8,100.96, 12,150.96 and 2,906.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,100.96 : 12,150.96 = 2,906.16 : x
2. Step 2: Convert to fraction form
   8,100.96/12,150.96 = 2,906.16/x
3. Step 3: Cross multiply
   8,100.96x = 12,150.96 × 2,906.16
4. Step 4: Simplify right side
   8,100.96x = 35,312,633.91
5. Step 5: Solve for x
   x = 35,312,633.91/8,100.96
6. Step 6: Final answer
   x = 4,359.07