Finding the Fourth Proportional to 1,337.90, 1,846.25 and 748.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.90 : 1,846.25 = 748.43 : x
2. Step 2: Convert to fraction form
   1,337.90/1,846.25 = 748.43/x
3. Step 3: Cross multiply
   1,337.90x = 1,846.25 × 748.43
4. Step 4: Simplify right side
   1,337.90x = 1,381,785.64
5. Step 5: Solve for x
   x = 1,381,785.64/1,337.90
6. Step 6: Final answer
   x = 1,032.81