Finding the Fourth Proportional to 1,337.80, 1,846.02 and 748.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.80 : 1,846.02 = 748.28 : x
2. Step 2: Convert to fraction form
   1,337.80/1,846.02 = 748.28/x
3. Step 3: Cross multiply
   1,337.80x = 1,846.02 × 748.28
4. Step 4: Simplify right side
   1,337.80x = 1,381,339.85
5. Step 5: Solve for x
   x = 1,381,339.85/1,337.80
6. Step 6: Final answer
   x = 1,032.55