Finding the Third Proportional to 5,622.50 and 12,216.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,622.50 : 12,216.75 = 12,216.75 : x
2. Step 2: Convert to fraction form
   5,622.50/12,216.75 = 12,216.75/x
3. Step 3: Cross multiply
   5,622.50x = 12,216.75 × 12,216.75
4. Step 4: Simplify right side
   5,622.50x = 149,248,980.56
5. Step 5: Solve for x
   x = 149,248,980.56/5,622.50
6. Step 6: Final answer
   x = 26,544.95