Finding the Third Proportional to 3,739,950 and 8,189,289

Step by Step Solution

1. Step 1: Write the proportion equation
   3,739,950 : 8,189,289 = 8,189,289 : x
2. Step 2: Convert to fraction form
   3,739,950/8,189,289 = 8,189,289/x
3. Step 3: Cross multiply
   3,739,950x = 8,189,289 × 8,189,289
4. Step 4: Simplify right side
   3,739,950x = 67,064,454,325,521
5. Step 5: Solve for x
   x = 67,064,454,325,521/3,739,950
6. Step 6: Final answer
   x = 17,931,912.01