Finding the Third Proportional to 406,524 and 845,305.50

Step by Step Solution

1. Step 1: Write the proportion equation
   406,524 : 845,305.50 = 845,305.50 : x
2. Step 2: Convert to fraction form
   406,524/845,305.50 = 845,305.50/x
3. Step 3: Cross multiply
   406,524x = 845,305.50 × 845,305.50
4. Step 4: Simplify right side
   406,524x = 714,541,388,330.25
5. Step 5: Solve for x
   x = 714,541,388,330.25/406,524
6. Step 6: Final answer
   x = 1,757,685.62