Finding the Fourth Proportional to 2,471.30, 3,708.03 and 1,010.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471.30 : 3,708.03 = 1,010.78 : x
2. Step 2: Convert to fraction form
   2,471.30/3,708.03 = 1,010.78/x
3. Step 3: Cross multiply
   2,471.30x = 3,708.03 × 1,010.78
4. Step 4: Simplify right side
   2,471.30x = 3,748,002.56
5. Step 5: Solve for x
   x = 3,748,002.56/2,471.30
6. Step 6: Final answer
   x = 1,516.61