Finding the Third Proportional to 3,837,879 and 7,947,486

Step by Step Solution

1. Step 1: Write the proportion equation
   3,837,879 : 7,947,486 = 7,947,486 : x
2. Step 2: Convert to fraction form
   3,837,879/7,947,486 = 7,947,486/x
3. Step 3: Cross multiply
   3,837,879x = 7,947,486 × 7,947,486
4. Step 4: Simplify right side
   3,837,879x = 63,162,533,720,196
5. Step 5: Solve for x
   x = 63,162,533,720,196/3,837,879
6. Step 6: Final answer
   x = 16,457,666.78