Finding the Fourth Proportional to 1,844.40, 2,766.42 and 748.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,844.40 : 2,766.42 = 748.83 : x
2. Step 2: Convert to fraction form
   1,844.40/2,766.42 = 748.83/x
3. Step 3: Cross multiply
   1,844.40x = 2,766.42 × 748.83
4. Step 4: Simplify right side
   1,844.40x = 2,071,578.29
5. Step 5: Solve for x
   x = 2,071,578.29/1,844.40
6. Step 6: Final answer
   x = 1,123.17