Finding the Third Proportional to 12,796,691 and 19,622,748

Step by Step Solution

1. Step 1: Write the proportion equation
   12,796,691 : 19,622,748 = 19,622,748 : x
2. Step 2: Convert to fraction form
   12,796,691/19,622,748 = 19,622,748/x
3. Step 3: Cross multiply
   12,796,691x = 19,622,748 × 19,622,748
4. Step 4: Simplify right side
   12,796,691x = 385,052,239,071,504
5. Step 5: Solve for x
   x = 385,052,239,071,504/12,796,691
6. Step 6: Final answer
   x = 30,089,984.91