Finding the Third Proportional to 459,109.50 and 993,015

Step by Step Solution

1. Step 1: Write the proportion equation
   459,109.50 : 993,015 = 993,015 : x
2. Step 2: Convert to fraction form
   459,109.50/993,015 = 993,015/x
3. Step 3: Cross multiply
   459,109.50x = 993,015 × 993,015
4. Step 4: Simplify right side
   459,109.50x = 986,078,790,225
5. Step 5: Solve for x
   x = 986,078,790,225/459,109.50
6. Step 6: Final answer
   x = 2,147,807.42