Finding the Fourth Proportional to 1,843.81, 2,766.82 and 748.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,843.81 : 2,766.82 = 748.09 : x
2. Step 2: Convert to fraction form
   1,843.81/2,766.82 = 748.09/x
3. Step 3: Cross multiply
   1,843.81x = 2,766.82 × 748.09
4. Step 4: Simplify right side
   1,843.81x = 2,069,830.37
5. Step 5: Solve for x
   x = 2,069,830.37/1,843.81
6. Step 6: Final answer
   x = 1,122.58