Finding the Fourth Proportional to 1,783.31, 2,675.18 and 744.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,783.31 : 2,675.18 = 744.02 : x
2. Step 2: Convert to fraction form
   1,783.31/2,675.18 = 744.02/x
3. Step 3: Cross multiply
   1,783.31x = 2,675.18 × 744.02
4. Step 4: Simplify right side
   1,783.31x = 1,990,387.42
5. Step 5: Solve for x
   x = 1,990,387.42/1,783.31
6. Step 6: Final answer
   x = 1,116.12