Finding the Fourth Proportional to 2,401.20, 3,602.49 and 758.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.20 : 3,602.49 = 758.07 : x
2. Step 2: Convert to fraction form
   2,401.20/3,602.49 = 758.07/x
3. Step 3: Cross multiply
   2,401.20x = 3,602.49 × 758.07
4. Step 4: Simplify right side
   2,401.20x = 2,730,939.59
5. Step 5: Solve for x
   x = 2,730,939.59/2,401.20
6. Step 6: Final answer
   x = 1,137.32