Finding the Third Proportional to 12,608,888 and 19,968,924

Step by Step Solution

1. Step 1: Write the proportion equation
   12,608,888 : 19,968,924 = 19,968,924 : x
2. Step 2: Convert to fraction form
   12,608,888/19,968,924 = 19,968,924/x
3. Step 3: Cross multiply
   12,608,888x = 19,968,924 × 19,968,924
4. Step 4: Simplify right side
   12,608,888x = 398,757,925,717,776
5. Step 5: Solve for x
   x = 398,757,925,717,776/12,608,888
6. Step 6: Final answer
   x = 31,625,146.14