Finding the Fourth Proportional to 2,531.61, 3,492.16 and 1,522.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.61 : 3,492.16 = 1,522.62 : x
2. Step 2: Convert to fraction form
   2,531.61/3,492.16 = 1,522.62/x
3. Step 3: Cross multiply
   2,531.61x = 3,492.16 × 1,522.62
4. Step 4: Simplify right side
   2,531.61x = 5,317,228.85
5. Step 5: Solve for x
   x = 5,317,228.85/2,531.61
6. Step 6: Final answer
   x = 2,100.33