Finding the Fourth Proportional to 1,747.59, 2,408.83 and 1,392.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,747.59 : 2,408.83 = 1,392.94 : x
2. Step 2: Convert to fraction form
   1,747.59/2,408.83 = 1,392.94/x
3. Step 3: Cross multiply
   1,747.59x = 2,408.83 × 1,392.94
4. Step 4: Simplify right side
   1,747.59x = 3,355,355.66
5. Step 5: Solve for x
   x = 3,355,355.66/1,747.59
6. Step 6: Final answer
   x = 1,919.99