Finding the Third Proportional to 404,603 and 885,400

Step by Step Solution

1. Step 1: Write the proportion equation
   404,603 : 885,400 = 885,400 : x
2. Step 2: Convert to fraction form
   404,603/885,400 = 885,400/x
3. Step 3: Cross multiply
   404,603x = 885,400 × 885,400
4. Step 4: Simplify right side
   404,603x = 783,933,160,000
5. Step 5: Solve for x
   x = 783,933,160,000/404,603
6. Step 6: Final answer
   x = 1,937,536.70