Finding the Fourth Proportional to 2,707.68, 4,061.94 and 976.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,707.68 : 4,061.94 = 976.71 : x
2. Step 2: Convert to fraction form
   2,707.68/4,061.94 = 976.71/x
3. Step 3: Cross multiply
   2,707.68x = 4,061.94 × 976.71
4. Step 4: Simplify right side
   2,707.68x = 3,967,337.42
5. Step 5: Solve for x
   x = 3,967,337.42/2,707.68
6. Step 6: Final answer
   x = 1,465.22