Finding the Fourth Proportional to 2,488.08, 3,732.10 and 756.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.08 : 3,732.10 = 756.72 : x
2. Step 2: Convert to fraction form
   2,488.08/3,732.10 = 756.72/x
3. Step 3: Cross multiply
   2,488.08x = 3,732.10 × 756.72
4. Step 4: Simplify right side
   2,488.08x = 2,824,154.71
5. Step 5: Solve for x
   x = 2,824,154.71/2,488.08
6. Step 6: Final answer
   x = 1,135.07