Finding the Fourth Proportional to 2,522.90, 3,481.09 and 1,528.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.90 : 3,481.09 = 1,528.27 : x
2. Step 2: Convert to fraction form
   2,522.90/3,481.09 = 1,528.27/x
3. Step 3: Cross multiply
   2,522.90x = 3,481.09 × 1,528.27
4. Step 4: Simplify right side
   2,522.90x = 5,320,032.89
5. Step 5: Solve for x
   x = 5,320,032.89/2,522.90
6. Step 6: Final answer
   x = 2,108.70