Finding the Third Proportional to 3,889,364 and 5,887,707

Step by Step Solution

1. Step 1: Write the proportion equation
   3,889,364 : 5,887,707 = 5,887,707 : x
2. Step 2: Convert to fraction form
   3,889,364/5,887,707 = 5,887,707/x
3. Step 3: Cross multiply
   3,889,364x = 5,887,707 × 5,887,707
4. Step 4: Simplify right side
   3,889,364x = 34,665,093,717,849
5. Step 5: Solve for x
   x = 34,665,093,717,849/3,889,364
6. Step 6: Final answer
   x = 8,912,792.35