Finding the Third Proportional to 3,934,990 and 5,789,961

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934,990 : 5,789,961 = 5,789,961 : x
2. Step 2: Convert to fraction form
   3,934,990/5,789,961 = 5,789,961/x
3. Step 3: Cross multiply
   3,934,990x = 5,789,961 × 5,789,961
4. Step 4: Simplify right side
   3,934,990x = 33,523,648,381,521
5. Step 5: Solve for x
   x = 33,523,648,381,521/3,934,990
6. Step 6: Final answer
   x = 8,519,373.21