Finding the Fourth Proportional to 8,300.57, 12,452.68 and 2,755.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,300.57 : 12,452.68 = 2,755.72 : x
2. Step 2: Convert to fraction form
   8,300.57/12,452.68 = 2,755.72/x
3. Step 3: Cross multiply
   8,300.57x = 12,452.68 × 2,755.72
4. Step 4: Simplify right side
   8,300.57x = 34,316,037.07
5. Step 5: Solve for x
   x = 34,316,037.07/8,300.57
6. Step 6: Final answer
   x = 4,134.18