Finding the Third Proportional to 6,658,698 and 9,969,822

Step by Step Solution

1. Step 1: Write the proportion equation
   6,658,698 : 9,969,822 = 9,969,822 : x
2. Step 2: Convert to fraction form
   6,658,698/9,969,822 = 9,969,822/x
3. Step 3: Cross multiply
   6,658,698x = 9,969,822 × 9,969,822
4. Step 4: Simplify right side
   6,658,698x = 99,397,350,711,684
5. Step 5: Solve for x
   x = 99,397,350,711,684/6,658,698
6. Step 6: Final answer
   x = 14,927,445.38