Finding the Fourth Proportional to 2,708.15, 4,059.72 and 976.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,708.15 : 4,059.72 = 976.37 : x
2. Step 2: Convert to fraction form
   2,708.15/4,059.72 = 976.37/x
3. Step 3: Cross multiply
   2,708.15x = 4,059.72 × 976.37
4. Step 4: Simplify right side
   2,708.15x = 3,963,768.52
5. Step 5: Solve for x
   x = 3,963,768.52/2,708.15
6. Step 6: Final answer
   x = 1,463.65