Finding the Fourth Proportional to 10,510.73, 15,765.85 and 2,613.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,510.73 : 15,765.85 = 2,613.27 : x
2. Step 2: Convert to fraction form
   10,510.73/15,765.85 = 2,613.27/x
3. Step 3: Cross multiply
   10,510.73x = 15,765.85 × 2,613.27
4. Step 4: Simplify right side
   10,510.73x = 41,200,381.84
5. Step 5: Solve for x
   x = 41,200,381.84/10,510.73
6. Step 6: Final answer
   x = 3,919.84