Finding the Third Proportional to 406,998 and 884,020.50

Step by Step Solution

1. Step 1: Write the proportion equation
   406,998 : 884,020.50 = 884,020.50 : x
2. Step 2: Convert to fraction form
   406,998/884,020.50 = 884,020.50/x
3. Step 3: Cross multiply
   406,998x = 884,020.50 × 884,020.50
4. Step 4: Simplify right side
   406,998x = 781,492,244,420.25
5. Step 5: Solve for x
   x = 781,492,244,420.25/406,998
6. Step 6: Final answer
   x = 1,920,137.80