Finding the Fourth Proportional to 2,607.59, 3,911.32 and 759.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607.59 : 3,911.32 = 759.22 : x
2. Step 2: Convert to fraction form
   2,607.59/3,911.32 = 759.22/x
3. Step 3: Cross multiply
   2,607.59x = 3,911.32 × 759.22
4. Step 4: Simplify right side
   2,607.59x = 2,969,543.54
5. Step 5: Solve for x
   x = 2,969,543.54/2,607.59
6. Step 6: Final answer
   x = 1,138.81