Finding the Third Proportional to 406,299.50 and 875,036

Step by Step Solution

1. Step 1: Write the proportion equation
   406,299.50 : 875,036 = 875,036 : x
2. Step 2: Convert to fraction form
   406,299.50/875,036 = 875,036/x
3. Step 3: Cross multiply
   406,299.50x = 875,036 × 875,036
4. Step 4: Simplify right side
   406,299.50x = 765,688,001,296
5. Step 5: Solve for x
   x = 765,688,001,296/406,299.50
6. Step 6: Final answer
   x = 1,884,540.84