Finding the Third Proportional to 5,707,622 and 8,356,664

Step by Step Solution

1. Step 1: Write the proportion equation
   5,707,622 : 8,356,664 = 8,356,664 : x
2. Step 2: Convert to fraction form
   5,707,622/8,356,664 = 8,356,664/x
3. Step 3: Cross multiply
   5,707,622x = 8,356,664 × 8,356,664
4. Step 4: Simplify right side
   5,707,622x = 69,833,833,208,896
5. Step 5: Solve for x
   x = 69,833,833,208,896/5,707,622
6. Step 6: Final answer
   x = 12,235,188.88