Finding the Fourth Proportional to 2,859.88, 3,922.01 and 2,710.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859.88 : 3,922.01 = 2,710.12 : x
2. Step 2: Convert to fraction form
   2,859.88/3,922.01 = 2,710.12/x
3. Step 3: Cross multiply
   2,859.88x = 3,922.01 × 2,710.12
4. Step 4: Simplify right side
   2,859.88x = 10,629,117.74
5. Step 5: Solve for x
   x = 10,629,117.74/2,859.88
6. Step 6: Final answer
   x = 3,716.63