Finding the Fourth Proportional to 1,474.02, 2,209.86 and 744.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,474.02 : 2,209.86 = 744.12 : x
2. Step 2: Convert to fraction form
   1,474.02/2,209.86 = 744.12/x
3. Step 3: Cross multiply
   1,474.02x = 2,209.86 × 744.12
4. Step 4: Simplify right side
   1,474.02x = 1,644,401.02
5. Step 5: Solve for x
   x = 1,644,401.02/1,474.02
6. Step 6: Final answer
   x = 1,115.59