Finding the Third Proportional to 3,941,003 and 8,471,366

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941,003 : 8,471,366 = 8,471,366 : x
2. Step 2: Convert to fraction form
   3,941,003/8,471,366 = 8,471,366/x
3. Step 3: Cross multiply
   3,941,003x = 8,471,366 × 8,471,366
4. Step 4: Simplify right side
   3,941,003x = 71,764,041,905,956
5. Step 5: Solve for x
   x = 71,764,041,905,956/3,941,003
6. Step 6: Final answer
   x = 18,209,588.25