Finding the Fourth Proportional to 2,499.48, 3,749.29 and 650.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.48 : 3,749.29 = 650.57 : x
2. Step 2: Convert to fraction form
   2,499.48/3,749.29 = 650.57/x
3. Step 3: Cross multiply
   2,499.48x = 3,749.29 × 650.57
4. Step 4: Simplify right side
   2,499.48x = 2,439,155.22
5. Step 5: Solve for x
   x = 2,439,155.22/2,499.48
6. Step 6: Final answer
   x = 975.87