Finding the Third Proportional to 2,684,238 and 4,065,428

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684,238 : 4,065,428 = 4,065,428 : x
2. Step 2: Convert to fraction form
   2,684,238/4,065,428 = 4,065,428/x
3. Step 3: Cross multiply
   2,684,238x = 4,065,428 × 4,065,428
4. Step 4: Simplify right side
   2,684,238x = 16,527,704,823,184
5. Step 5: Solve for x
   x = 16,527,704,823,184/2,684,238
6. Step 6: Final answer
   x = 6,157,317.21