Finding the Third Proportional to 10,990.50 and 24,222.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,990.50 : 24,222.50 = 24,222.50 : x
2. Step 2: Convert to fraction form
   10,990.50/24,222.50 = 24,222.50/x
3. Step 3: Cross multiply
   10,990.50x = 24,222.50 × 24,222.50
4. Step 4: Simplify right side
   10,990.50x = 586,729,506.25
5. Step 5: Solve for x
   x = 586,729,506.25/10,990.50
6. Step 6: Final answer
   x = 53,385.15