Finding the Fourth Proportional to 1,408.96, 1,943.86 and 937.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,408.96 : 1,943.86 = 937.74 : x
2. Step 2: Convert to fraction form
   1,408.96/1,943.86 = 937.74/x
3. Step 3: Cross multiply
   1,408.96x = 1,943.86 × 937.74
4. Step 4: Simplify right side
   1,408.96x = 1,822,835.28
5. Step 5: Solve for x
   x = 1,822,835.28/1,408.96
6. Step 6: Final answer
   x = 1,293.75