Finding the Third Proportional to 4,640,082 and 6,817,978

Step by Step Solution

1. Step 1: Write the proportion equation
   4,640,082 : 6,817,978 = 6,817,978 : x
2. Step 2: Convert to fraction form
   4,640,082/6,817,978 = 6,817,978/x
3. Step 3: Cross multiply
   4,640,082x = 6,817,978 × 6,817,978
4. Step 4: Simplify right side
   4,640,082x = 46,484,824,008,484
5. Step 5: Solve for x
   x = 46,484,824,008,484/4,640,082
6. Step 6: Final answer
   x = 10,018,103.99