Finding the Third Proportional to 406,288.50 and 875,013

Step by Step Solution

1. Step 1: Write the proportion equation
   406,288.50 : 875,013 = 875,013 : x
2. Step 2: Convert to fraction form
   406,288.50/875,013 = 875,013/x
3. Step 3: Cross multiply
   406,288.50x = 875,013 × 875,013
4. Step 4: Simplify right side
   406,288.50x = 765,647,750,169
5. Step 5: Solve for x
   x = 765,647,750,169/406,288.50
6. Step 6: Final answer
   x = 1,884,492.79