Finding the Third Proportional to 10,991.25 and 24,222.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,991.25 : 24,222.75 = 24,222.75 : x
2. Step 2: Convert to fraction form
   10,991.25/24,222.75 = 24,222.75/x
3. Step 3: Cross multiply
   10,991.25x = 24,222.75 × 24,222.75
4. Step 4: Simplify right side
   10,991.25x = 586,741,617.56
5. Step 5: Solve for x
   x = 586,741,617.56/10,991.25
6. Step 6: Final answer
   x = 53,382.61