Finding the Fourth Proportional to 2,110.32, 2,912.52 and 1,522.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,110.32 : 2,912.52 = 1,522.80 : x
2. Step 2: Convert to fraction form
   2,110.32/2,912.52 = 1,522.80/x
3. Step 3: Cross multiply
   2,110.32x = 2,912.52 × 1,522.80
4. Step 4: Simplify right side
   2,110.32x = 4,435,185.46
5. Step 5: Solve for x
   x = 4,435,185.46/2,110.32
6. Step 6: Final answer
   x = 2,101.66