Finding the Third Proportional to 2,622 and 5,335.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622 : 5,335.50 = 5,335.50 : x
2. Step 2: Convert to fraction form
   2,622/5,335.50 = 5,335.50/x
3. Step 3: Cross multiply
   2,622x = 5,335.50 × 5,335.50
4. Step 4: Simplify right side
   2,622x = 28,467,560.25
5. Step 5: Solve for x
   x = 28,467,560.25/2,622
6. Step 6: Final answer
   x = 10,857.19