Finding the Fourth Proportional to 1,341.69, 1,851.55 and 744.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,341.69 : 1,851.55 = 744.20 : x
2. Step 2: Convert to fraction form
   1,341.69/1,851.55 = 744.20/x
3. Step 3: Cross multiply
   1,341.69x = 1,851.55 × 744.20
4. Step 4: Simplify right side
   1,341.69x = 1,377,916.57
5. Step 5: Solve for x
   x = 1,377,916.57/1,341.69
6. Step 6: Final answer
   x = 1,027.00