Finding the Fourth Proportional to 2,488.01, 3,731.88 and 756.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.01 : 3,731.88 = 756.50 : x
2. Step 2: Convert to fraction form
   2,488.01/3,731.88 = 756.50/x
3. Step 3: Cross multiply
   2,488.01x = 3,731.88 × 756.50
4. Step 4: Simplify right side
   2,488.01x = 2,823,167.22
5. Step 5: Solve for x
   x = 2,823,167.22/2,488.01
6. Step 6: Final answer
   x = 1,134.71