Finding the Third Proportional to 404,989 and 937,556

Step by Step Solution

1. Step 1: Write the proportion equation
   404,989 : 937,556 = 937,556 : x
2. Step 2: Convert to fraction form
   404,989/937,556 = 937,556/x
3. Step 3: Cross multiply
   404,989x = 937,556 × 937,556
4. Step 4: Simplify right side
   404,989x = 879,011,253,136
5. Step 5: Solve for x
   x = 879,011,253,136/404,989
6. Step 6: Final answer
   x = 2,170,457.11