Finding the Third Proportional to 1,522.50 and 2,212.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.50 : 2,212.88 = 2,212.88 : x
2. Step 2: Convert to fraction form
   1,522.50/2,212.88 = 2,212.88/x
3. Step 3: Cross multiply
   1,522.50x = 2,212.88 × 2,212.88
4. Step 4: Simplify right side
   1,522.50x = 4,896,815.77
5. Step 5: Solve for x
   x = 4,896,815.77/1,522.50
6. Step 6: Final answer
   x = 3,216.30