Finding the Fourth Proportional to 1,337.71, 1,845.75 and 748.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.71 : 1,845.75 = 748.23 : x
2. Step 2: Convert to fraction form
   1,337.71/1,845.75 = 748.23/x
3. Step 3: Cross multiply
   1,337.71x = 1,845.75 × 748.23
4. Step 4: Simplify right side
   1,337.71x = 1,381,045.52
5. Step 5: Solve for x
   x = 1,381,045.52/1,337.71
6. Step 6: Final answer
   x = 1,032.40