Finding the Fourth Proportional to 1,784.61, 2,675.91 and 743.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.61 : 2,675.91 = 743.49 : x
2. Step 2: Convert to fraction form
   1,784.61/2,675.91 = 743.49/x
3. Step 3: Cross multiply
   1,784.61x = 2,675.91 × 743.49
4. Step 4: Simplify right side
   1,784.61x = 1,989,512.33
5. Step 5: Solve for x
   x = 1,989,512.33/1,784.61
6. Step 6: Final answer
   x = 1,114.82