Finding the Fourth Proportional to 2,522.74, 3,481.71 and 1,528.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.74 : 3,481.71 = 1,528.06 : x
2. Step 2: Convert to fraction form
   2,522.74/3,481.71 = 1,528.06/x
3. Step 3: Cross multiply
   2,522.74x = 3,481.71 × 1,528.06
4. Step 4: Simplify right side
   2,522.74x = 5,320,254.14
5. Step 5: Solve for x
   x = 5,320,254.14/2,522.74
6. Step 6: Final answer
   x = 2,108.92