Finding the Third Proportional to 6,659,982 and 9,963,240

Step by Step Solution

1. Step 1: Write the proportion equation
   6,659,982 : 9,963,240 = 9,963,240 : x
2. Step 2: Convert to fraction form
   6,659,982/9,963,240 = 9,963,240/x
3. Step 3: Cross multiply
   6,659,982x = 9,963,240 × 9,963,240
4. Step 4: Simplify right side
   6,659,982x = 99,266,151,297,600
5. Step 5: Solve for x
   x = 99,266,151,297,600/6,659,982
6. Step 6: Final answer
   x = 14,904,867.81