Finding the Third Proportional to 1,350,540 and 3,155,166

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350,540 : 3,155,166 = 3,155,166 : x
2. Step 2: Convert to fraction form
   1,350,540/3,155,166 = 3,155,166/x
3. Step 3: Cross multiply
   1,350,540x = 3,155,166 × 3,155,166
4. Step 4: Simplify right side
   1,350,540x = 9,955,072,487,556
5. Step 5: Solve for x
   x = 9,955,072,487,556/1,350,540
6. Step 6: Final answer
   x = 7,371,179.30