Finding the Fourth Proportional to 2,523.67, 3,786.18 and 880.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.67 : 3,786.18 = 880.22 : x
2. Step 2: Convert to fraction form
   2,523.67/3,786.18 = 880.22/x
3. Step 3: Cross multiply
   2,523.67x = 3,786.18 × 880.22
4. Step 4: Simplify right side
   2,523.67x = 3,332,656.23
5. Step 5: Solve for x
   x = 3,332,656.23/2,523.67
6. Step 6: Final answer
   x = 1,320.56