Finding the Fourth Proportional to 2,737.64, 4,107.16 and 789.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,737.64 : 4,107.16 = 789.86 : x
2. Step 2: Convert to fraction form
   2,737.64/4,107.16 = 789.86/x
3. Step 3: Cross multiply
   2,737.64x = 4,107.16 × 789.86
4. Step 4: Simplify right side
   2,737.64x = 3,244,081.40
5. Step 5: Solve for x
   x = 3,244,081.40/2,737.64
6. Step 6: Final answer
   x = 1,184.99