Finding the Third Proportional to 404,508 and 898,804.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,508 : 898,804.50 = 898,804.50 : x
2. Step 2: Convert to fraction form
   404,508/898,804.50 = 898,804.50/x
3. Step 3: Cross multiply
   404,508x = 898,804.50 × 898,804.50
4. Step 4: Simplify right side
   404,508x = 807,849,529,220.25
5. Step 5: Solve for x
   x = 807,849,529,220.25/404,508
6. Step 6: Final answer
   x = 1,997,116.32