Finding the Third Proportional to 401,297.50 and 835,810

Step by Step Solution

1. Step 1: Write the proportion equation
   401,297.50 : 835,810 = 835,810 : x
2. Step 2: Convert to fraction form
   401,297.50/835,810 = 835,810/x
3. Step 3: Cross multiply
   401,297.50x = 835,810 × 835,810
4. Step 4: Simplify right side
   401,297.50x = 698,578,356,100
5. Step 5: Solve for x
   x = 698,578,356,100/401,297.50
6. Step 6: Final answer
   x = 1,740,799.17