Finding the Fourth Proportional to 10,155.55, 15,233.64 and 2,760.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,155.55 : 15,233.64 = 2,760.17 : x
2. Step 2: Convert to fraction form
   10,155.55/15,233.64 = 2,760.17/x
3. Step 3: Cross multiply
   10,155.55x = 15,233.64 × 2,760.17
4. Step 4: Simplify right side
   10,155.55x = 42,047,346.15
5. Step 5: Solve for x
   x = 42,047,346.15/10,155.55
6. Step 6: Final answer
   x = 4,140.33