Finding the Third Proportional to 3,817,980 and 8,233,739

Step by Step Solution

1. Step 1: Write the proportion equation
   3,817,980 : 8,233,739 = 8,233,739 : x
2. Step 2: Convert to fraction form
   3,817,980/8,233,739 = 8,233,739/x
3. Step 3: Cross multiply
   3,817,980x = 8,233,739 × 8,233,739
4. Step 4: Simplify right side
   3,817,980x = 67,794,457,920,121
5. Step 5: Solve for x
   x = 67,794,457,920,121/3,817,980
6. Step 6: Final answer
   x = 17,756,629.92