Finding the Fourth Proportional to 2,308.15, 3,462.03 and 748.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.15 : 3,462.03 = 748.12 : x
2. Step 2: Convert to fraction form
   2,308.15/3,462.03 = 748.12/x
3. Step 3: Cross multiply
   2,308.15x = 3,462.03 × 748.12
4. Step 4: Simplify right side
   2,308.15x = 2,590,011.72
5. Step 5: Solve for x
   x = 2,590,011.72/2,308.15
6. Step 6: Final answer
   x = 1,122.12