Finding the Fourth Proportional to 2,308.48, 3,462.63 and 748.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.48 : 3,462.63 = 748.48 : x
2. Step 2: Convert to fraction form
   2,308.48/3,462.63 = 748.48/x
3. Step 3: Cross multiply
   2,308.48x = 3,462.63 × 748.48
4. Step 4: Simplify right side
   2,308.48x = 2,591,709.30
5. Step 5: Solve for x
   x = 2,591,709.30/2,308.48
6. Step 6: Final answer
   x = 1,122.69