Finding the Third Proportional to 459,105.75 and 993,010.50

Step by Step Solution

1. Step 1: Write the proportion equation
   459,105.75 : 993,010.50 = 993,010.50 : x
2. Step 2: Convert to fraction form
   459,105.75/993,010.50 = 993,010.50/x
3. Step 3: Cross multiply
   459,105.75x = 993,010.50 × 993,010.50
4. Step 4: Simplify right side
   459,105.75x = 986,069,853,110.25
5. Step 5: Solve for x
   x = 986,069,853,110.25/459,105.75
6. Step 6: Final answer
   x = 2,147,805.50