Finding the Third Proportional to 3,826,500 and 8,399,412

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826,500 : 8,399,412 = 8,399,412 : x
2. Step 2: Convert to fraction form
   3,826,500/8,399,412 = 8,399,412/x
3. Step 3: Cross multiply
   3,826,500x = 8,399,412 × 8,399,412
4. Step 4: Simplify right side
   3,826,500x = 70,550,121,945,744
5. Step 5: Solve for x
   x = 70,550,121,945,744/3,826,500
6. Step 6: Final answer
   x = 18,437,246.03