Finding the Third Proportional to 2,684,190 and 4,065,378

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684,190 : 4,065,378 = 4,065,378 : x
2. Step 2: Convert to fraction form
   2,684,190/4,065,378 = 4,065,378/x
3. Step 3: Cross multiply
   2,684,190x = 4,065,378 × 4,065,378
4. Step 4: Simplify right side
   2,684,190x = 16,527,298,282,884
5. Step 5: Solve for x
   x = 16,527,298,282,884/2,684,190
6. Step 6: Final answer
   x = 6,157,275.86