Finding the Fourth Proportional to 2,523.92, 3,785.58 and 880.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.92 : 3,785.58 = 880.34 : x
2. Step 2: Convert to fraction form
   2,523.92/3,785.58 = 880.34/x
3. Step 3: Cross multiply
   2,523.92x = 3,785.58 × 880.34
4. Step 4: Simplify right side
   2,523.92x = 3,332,597.50
5. Step 5: Solve for x
   x = 3,332,597.50/2,523.92
6. Step 6: Final answer
   x = 1,320.41