Finding the Fourth Proportional to 1,373.96, 1,896.06 and 744.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.96 : 1,896.06 = 744.49 : x
2. Step 2: Convert to fraction form
   1,373.96/1,896.06 = 744.49/x
3. Step 3: Cross multiply
   1,373.96x = 1,896.06 × 744.49
4. Step 4: Simplify right side
   1,373.96x = 1,411,589.67
5. Step 5: Solve for x
   x = 1,411,589.67/1,373.96
6. Step 6: Final answer
   x = 1,027.39