Finding the Fourth Proportional to 2,522.88, 3,480.48 and 1,776.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.88 : 3,480.48 = 1,776.72 : x
2. Step 2: Convert to fraction form
   2,522.88/3,480.48 = 1,776.72/x
3. Step 3: Cross multiply
   2,522.88x = 3,480.48 × 1,776.72
4. Step 4: Simplify right side
   2,522.88x = 6,183,838.43
5. Step 5: Solve for x
   x = 6,183,838.43/2,522.88
6. Step 6: Final answer
   x = 2,451.10