Finding the Third Proportional to 51,990.50 and 113,676.25

Step by Step Solution

1. Step 1: Write the proportion equation
   51,990.50 : 113,676.25 = 113,676.25 : x
2. Step 2: Convert to fraction form
   51,990.50/113,676.25 = 113,676.25/x
3. Step 3: Cross multiply
   51,990.50x = 113,676.25 × 113,676.25
4. Step 4: Simplify right side
   51,990.50x = 12,922,289,814.06
5. Step 5: Solve for x
   x = 12,922,289,814.06/51,990.50
6. Step 6: Final answer
   x = 248,550.98