Finding the Fourth Proportional to 2,707.76, 4,061.80 and 759.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,707.76 : 4,061.80 = 759.96 : x
2. Step 2: Convert to fraction form
   2,707.76/4,061.80 = 759.96/x
3. Step 3: Cross multiply
   2,707.76x = 4,061.80 × 759.96
4. Step 4: Simplify right side
   2,707.76x = 3,086,821.71
5. Step 5: Solve for x
   x = 3,086,821.71/2,707.76
6. Step 6: Final answer
   x = 1,139.99