Finding the Fourth Proportional to 2,108.94, 3,162.75 and 1,522.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108.94 : 3,162.75 = 1,522.09 : x
2. Step 2: Convert to fraction form
   2,108.94/3,162.75 = 1,522.09/x
3. Step 3: Cross multiply
   2,108.94x = 3,162.75 × 1,522.09
4. Step 4: Simplify right side
   2,108.94x = 4,813,988.39
5. Step 5: Solve for x
   x = 4,813,988.39/2,108.94
6. Step 6: Final answer
   x = 2,282.66