Finding the Third Proportional to 23,620.12 and 51,391.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,620.12 : 51,391.89 = 51,391.89 : x
2. Step 2: Convert to fraction form
   23,620.12/51,391.89 = 51,391.89/x
3. Step 3: Cross multiply
   23,620.12x = 51,391.89 × 51,391.89
4. Step 4: Simplify right side
   23,620.12x = 2,641,126,321.64
5. Step 5: Solve for x
   x = 2,641,126,321.64/23,620.12
6. Step 6: Final answer
   x = 111,816.79