Finding the Third Proportional to 9,501,982 and 12,909,612

Step by Step Solution

1. Step 1: Write the proportion equation
   9,501,982 : 12,909,612 = 12,909,612 : x
2. Step 2: Convert to fraction form
   9,501,982/12,909,612 = 12,909,612/x
3. Step 3: Cross multiply
   9,501,982x = 12,909,612 × 12,909,612
4. Step 4: Simplify right side
   9,501,982x = 166,658,081,990,544
5. Step 5: Solve for x
   x = 166,658,081,990,544/9,501,982
6. Step 6: Final answer
   x = 17,539,296.75