Finding the Fourth Proportional to 10,510.24, 15,765.90 and 2,719.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,510.24 : 15,765.90 = 2,719.12 : x
2. Step 2: Convert to fraction form
   10,510.24/15,765.90 = 2,719.12/x
3. Step 3: Cross multiply
   10,510.24x = 15,765.90 × 2,719.12
4. Step 4: Simplify right side
   10,510.24x = 42,869,374.01
5. Step 5: Solve for x
   x = 42,869,374.01/10,510.24
6. Step 6: Final answer
   x = 4,078.82