Finding the Fourth Proportional to 2,109.14, 2,913.57 and 1,522.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109.14 : 2,913.57 = 1,522.75 : x
2. Step 2: Convert to fraction form
   2,109.14/2,913.57 = 1,522.75/x
3. Step 3: Cross multiply
   2,109.14x = 2,913.57 × 1,522.75
4. Step 4: Simplify right side
   2,109.14x = 4,436,638.72
5. Step 5: Solve for x
   x = 4,436,638.72/2,109.14
6. Step 6: Final answer
   x = 2,103.53