Finding the Third Proportional to 404,488 and 898,763

Step by Step Solution

1. Step 1: Write the proportion equation
   404,488 : 898,763 = 898,763 : x
2. Step 2: Convert to fraction form
   404,488/898,763 = 898,763/x
3. Step 3: Cross multiply
   404,488x = 898,763 × 898,763
4. Step 4: Simplify right side
   404,488x = 807,774,930,169
5. Step 5: Solve for x
   x = 807,774,930,169/404,488
6. Step 6: Final answer
   x = 1,997,030.64