Finding the Fourth Proportional to 8,100.32, 12,150.56 and 2,553.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,100.32 : 12,150.56 = 2,553.56 : x
2. Step 2: Convert to fraction form
   8,100.32/12,150.56 = 2,553.56/x
3. Step 3: Cross multiply
   8,100.32x = 12,150.56 × 2,553.56
4. Step 4: Simplify right side
   8,100.32x = 31,027,183.99
5. Step 5: Solve for x
   x = 31,027,183.99/8,100.32
6. Step 6: Final answer
   x = 3,830.37