Finding the Fourth Proportional to 2,522.31, 3,479.56 and 1,776.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.31 : 3,479.56 = 1,776.68 : x
2. Step 2: Convert to fraction form
   2,522.31/3,479.56 = 1,776.68/x
3. Step 3: Cross multiply
   2,522.31x = 3,479.56 × 1,776.68
4. Step 4: Simplify right side
   2,522.31x = 6,182,064.66
5. Step 5: Solve for x
   x = 6,182,064.66/2,522.31
6. Step 6: Final answer
   x = 2,450.95