Finding the Third Proportional to 3,826,502 and 8,399,416

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826,502 : 8,399,416 = 8,399,416 : x
2. Step 2: Convert to fraction form
   3,826,502/8,399,416 = 8,399,416/x
3. Step 3: Cross multiply
   3,826,502x = 8,399,416 × 8,399,416
4. Step 4: Simplify right side
   3,826,502x = 70,550,189,141,056
5. Step 5: Solve for x
   x = 70,550,189,141,056/3,826,502
6. Step 6: Final answer
   x = 18,437,253.96