Finding the Fourth Proportional to 10,155.06, 15,232.91 and 2,759.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,155.06 : 15,232.91 = 2,759.49 : x
2. Step 2: Convert to fraction form
   10,155.06/15,232.91 = 2,759.49/x
3. Step 3: Cross multiply
   10,155.06x = 15,232.91 × 2,759.49
4. Step 4: Simplify right side
   10,155.06x = 42,035,049.02
5. Step 5: Solve for x
   x = 42,035,049.02/10,155.06
6. Step 6: Final answer
   x = 4,139.32