Finding the Fourth Proportional to 2,737.79, 4,105.61 and 888.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,737.79 : 4,105.61 = 888.45 : x
2. Step 2: Convert to fraction form
   2,737.79/4,105.61 = 888.45/x
3. Step 3: Cross multiply
   2,737.79x = 4,105.61 × 888.45
4. Step 4: Simplify right side
   2,737.79x = 3,647,624.76
5. Step 5: Solve for x
   x = 3,647,624.76/2,737.79
6. Step 6: Final answer
   x = 1,332.33