Finding the Fourth Proportional to 8,099.98, 12,150.42 and 2,553.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,099.98 : 12,150.42 = 2,553.76 : x
2. Step 2: Convert to fraction form
   8,099.98/12,150.42 = 2,553.76/x
3. Step 3: Cross multiply
   8,099.98x = 12,150.42 × 2,553.76
4. Step 4: Simplify right side
   8,099.98x = 31,029,256.58
5. Step 5: Solve for x
   x = 31,029,256.58/8,099.98
6. Step 6: Final answer
   x = 3,830.78