Finding the Third Proportional to 1,457,970 and 3,155,556

Step by Step Solution

1. Step 1: Write the proportion equation
   1,457,970 : 3,155,556 = 3,155,556 : x
2. Step 2: Convert to fraction form
   1,457,970/3,155,556 = 3,155,556/x
3. Step 3: Cross multiply
   1,457,970x = 3,155,556 × 3,155,556
4. Step 4: Simplify right side
   1,457,970x = 9,957,533,669,136
5. Step 5: Solve for x
   x = 9,957,533,669,136/1,457,970
6. Step 6: Final answer
   x = 6,829,724.66