Finding the Third Proportional to 414,944.50 and 845,116

Step by Step Solution

1. Step 1: Write the proportion equation
   414,944.50 : 845,116 = 845,116 : x
2. Step 2: Convert to fraction form
   414,944.50/845,116 = 845,116/x
3. Step 3: Cross multiply
   414,944.50x = 845,116 × 845,116
4. Step 4: Simplify right side
   414,944.50x = 714,221,053,456
5. Step 5: Solve for x
   x = 714,221,053,456/414,944.50
6. Step 6: Final answer
   x = 1,721,244.78