Finding the Fourth Proportional to 2,523.72, 3,786.12 and 880.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.72 : 3,786.12 = 880.14 : x
2. Step 2: Convert to fraction form
   2,523.72/3,786.12 = 880.14/x
3. Step 3: Cross multiply
   2,523.72x = 3,786.12 × 880.14
4. Step 4: Simplify right side
   2,523.72x = 3,332,315.66
5. Step 5: Solve for x
   x = 3,332,315.66/2,523.72
6. Step 6: Final answer
   x = 1,320.40