Finding the Third Proportional to 2,954,387 and 6,426,410

Step by Step Solution

1. Step 1: Write the proportion equation
   2,954,387 : 6,426,410 = 6,426,410 : x
2. Step 2: Convert to fraction form
   2,954,387/6,426,410 = 6,426,410/x
3. Step 3: Cross multiply
   2,954,387x = 6,426,410 × 6,426,410
4. Step 4: Simplify right side
   2,954,387x = 41,298,745,488,100
5. Step 5: Solve for x
   x = 41,298,745,488,100/2,954,387
6. Step 6: Final answer
   x = 13,978,786.63