Finding the Fourth Proportional to 2,608.23, 3,912.54 and 759.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.23 : 3,912.54 = 759.37 : x
2. Step 2: Convert to fraction form
   2,608.23/3,912.54 = 759.37/x
3. Step 3: Cross multiply
   2,608.23x = 3,912.54 × 759.37
4. Step 4: Simplify right side
   2,608.23x = 2,971,065.50
5. Step 5: Solve for x
   x = 2,971,065.50/2,608.23
6. Step 6: Final answer
   x = 1,139.11