Finding the Fourth Proportional to 2,491.12, 3,736.28 and 759.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.12 : 3,736.28 = 759.34 : x
2. Step 2: Convert to fraction form
   2,491.12/3,736.28 = 759.34/x
3. Step 3: Cross multiply
   2,491.12x = 3,736.28 × 759.34
4. Step 4: Simplify right side
   2,491.12x = 2,837,106.86
5. Step 5: Solve for x
   x = 2,837,106.86/2,491.12
6. Step 6: Final answer
   x = 1,138.89