Finding the Third Proportional to 3,941,073 and 8,489,889

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941,073 : 8,489,889 = 8,489,889 : x
2. Step 2: Convert to fraction form
   3,941,073/8,489,889 = 8,489,889/x
3. Step 3: Cross multiply
   3,941,073x = 8,489,889 × 8,489,889
4. Step 4: Simplify right side
   3,941,073x = 72,078,215,232,321
5. Step 5: Solve for x
   x = 72,078,215,232,321/3,941,073
6. Step 6: Final answer
   x = 18,288,982.53