Finding the Third Proportional to 406,292.50 and 875,021

Step by Step Solution

1. Step 1: Write the proportion equation
   406,292.50 : 875,021 = 875,021 : x
2. Step 2: Convert to fraction form
   406,292.50/875,021 = 875,021/x
3. Step 3: Cross multiply
   406,292.50x = 875,021 × 875,021
4. Step 4: Simplify right side
   406,292.50x = 765,661,750,441
5. Step 5: Solve for x
   x = 765,661,750,441/406,292.50
6. Step 6: Final answer
   x = 1,884,508.70