Finding the Fourth Proportional to 2,707.86, 4,061.70 and 760.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,707.86 : 4,061.70 = 760.02 : x
2. Step 2: Convert to fraction form
   2,707.86/4,061.70 = 760.02/x
3. Step 3: Cross multiply
   2,707.86x = 4,061.70 × 760.02
4. Step 4: Simplify right side
   2,707.86x = 3,086,973.23
5. Step 5: Solve for x
   x = 3,086,973.23/2,707.86
6. Step 6: Final answer
   x = 1,140.00