Finding the Third Proportional to 3,390,277 and 5,116,943

Step by Step Solution

1. Step 1: Write the proportion equation
   3,390,277 : 5,116,943 = 5,116,943 : x
2. Step 2: Convert to fraction form
   3,390,277/5,116,943 = 5,116,943/x
3. Step 3: Cross multiply
   3,390,277x = 5,116,943 × 5,116,943
4. Step 4: Simplify right side
   3,390,277x = 26,183,105,665,249
5. Step 5: Solve for x
   x = 26,183,105,665,249/3,390,277
6. Step 6: Final answer
   x = 7,722,998.94