Finding the Third Proportional to 407,209.50 and 894,726

Step by Step Solution

1. Step 1: Write the proportion equation
   407,209.50 : 894,726 = 894,726 : x
2. Step 2: Convert to fraction form
   407,209.50/894,726 = 894,726/x
3. Step 3: Cross multiply
   407,209.50x = 894,726 × 894,726
4. Step 4: Simplify right side
   407,209.50x = 800,534,615,076
5. Step 5: Solve for x
   x = 800,534,615,076/407,209.50
6. Step 6: Final answer
   x = 1,965,903.58