Finding the Fourth Proportional to 8,099.28, 12,150.54 and 2,905.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,099.28 : 12,150.54 = 2,905.56 : x
2. Step 2: Convert to fraction form
   8,099.28/12,150.54 = 2,905.56/x
3. Step 3: Cross multiply
   8,099.28x = 12,150.54 × 2,905.56
4. Step 4: Simplify right side
   8,099.28x = 35,304,123.00
5. Step 5: Solve for x
   x = 35,304,123.00/8,099.28
6. Step 6: Final answer
   x = 4,358.92