Finding the Fourth Proportional to 8,100.52, 12,149.98 and 2,553.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,100.52 : 12,149.98 = 2,553.72 : x
2. Step 2: Convert to fraction form
   8,100.52/12,149.98 = 2,553.72/x
3. Step 3: Cross multiply
   8,100.52x = 12,149.98 × 2,553.72
4. Step 4: Simplify right side
   8,100.52x = 31,027,646.93
5. Step 5: Solve for x
   x = 31,027,646.93/8,100.52
6. Step 6: Final answer
   x = 3,830.33