Finding the Fourth Proportional to 2,707.30, 4,061.15 and 975.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,707.30 : 4,061.15 = 975.70 : x
2. Step 2: Convert to fraction form
   2,707.30/4,061.15 = 975.70/x
3. Step 3: Cross multiply
   2,707.30x = 4,061.15 × 975.70
4. Step 4: Simplify right side
   2,707.30x = 3,962,464.06
5. Step 5: Solve for x
   x = 3,962,464.06/2,707.30
6. Step 6: Final answer
   x = 1,463.62