Finding the Fourth Proportional to 2,531.33, 3,491.78 and 1,522.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.33 : 3,491.78 = 1,522.34 : x
2. Step 2: Convert to fraction form
   2,531.33/3,491.78 = 1,522.34/x
3. Step 3: Cross multiply
   2,531.33x = 3,491.78 × 1,522.34
4. Step 4: Simplify right side
   2,531.33x = 5,315,654.57
5. Step 5: Solve for x
   x = 5,315,654.57/2,531.33
6. Step 6: Final answer
   x = 2,099.95