Finding the Third Proportional to 404,502 and 898,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,502 : 898,789.50 = 898,789.50 : x
2. Step 2: Convert to fraction form
   404,502/898,789.50 = 898,789.50/x
3. Step 3: Cross multiply
   404,502x = 898,789.50 × 898,789.50
4. Step 4: Simplify right side
   404,502x = 807,822,565,310.25
5. Step 5: Solve for x
   x = 807,822,565,310.25/404,502
6. Step 6: Final answer
   x = 1,997,079.29