Finding the Third Proportional to 407,006 and 884,066

Step by Step Solution

1. Step 1: Write the proportion equation
   407,006 : 884,066 = 884,066 : x
2. Step 2: Convert to fraction form
   407,006/884,066 = 884,066/x
3. Step 3: Cross multiply
   407,006x = 884,066 × 884,066
4. Step 4: Simplify right side
   407,006x = 781,572,692,356
5. Step 5: Solve for x
   x = 781,572,692,356/407,006
6. Step 6: Final answer
   x = 1,920,297.72