Finding the Third Proportional to 407,932 and 883,648

Step by Step Solution

1. Step 1: Write the proportion equation
   407,932 : 883,648 = 883,648 : x
2. Step 2: Convert to fraction form
   407,932/883,648 = 883,648/x
3. Step 3: Cross multiply
   407,932x = 883,648 × 883,648
4. Step 4: Simplify right side
   407,932x = 780,833,787,904
5. Step 5: Solve for x
   x = 780,833,787,904/407,932
6. Step 6: Final answer
   x = 1,914,127.32