Finding the Third Proportional to 19,728,240 and 43,227,834

Step by Step Solution

1. Step 1: Write the proportion equation
   19,728,240 : 43,227,834 = 43,227,834 : x
2. Step 2: Convert to fraction form
   19,728,240/43,227,834 = 43,227,834/x
3. Step 3: Cross multiply
   19,728,240x = 43,227,834 × 43,227,834
4. Step 4: Simplify right side
   19,728,240x = 1,868,645,632,331,556
5. Step 5: Solve for x
   x = 1,868,645,632,331,556/19,728,240
6. Step 6: Final answer
   x = 94,719,327.84