Finding the Third Proportional to 21,112.50 and 45,049.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,112.50 : 45,049.50 = 45,049.50 : x
2. Step 2: Convert to fraction form
   21,112.50/45,049.50 = 45,049.50/x
3. Step 3: Cross multiply
   21,112.50x = 45,049.50 × 45,049.50
4. Step 4: Simplify right side
   21,112.50x = 2,029,457,450.25
5. Step 5: Solve for x
   x = 2,029,457,450.25/21,112.50
6. Step 6: Final answer
   x = 96,125.87