Finding the Third Proportional to 459,112.50 and 993,022.50

Step by Step Solution

1. Step 1: Write the proportion equation
   459,112.50 : 993,022.50 = 993,022.50 : x
2. Step 2: Convert to fraction form
   459,112.50/993,022.50 = 993,022.50/x
3. Step 3: Cross multiply
   459,112.50x = 993,022.50 × 993,022.50
4. Step 4: Simplify right side
   459,112.50x = 986,093,685,506.25
5. Step 5: Solve for x
   x = 986,093,685,506.25/459,112.50
6. Step 6: Final answer
   x = 2,147,825.83