Finding the Third Proportional to 9,661,248 and 19,741,968

Step by Step Solution

1. Step 1: Write the proportion equation
   9,661,248 : 19,741,968 = 19,741,968 : x
2. Step 2: Convert to fraction form
   9,661,248/19,741,968 = 19,741,968/x
3. Step 3: Cross multiply
   9,661,248x = 19,741,968 × 19,741,968
4. Step 4: Simplify right side
   9,661,248x = 389,745,300,513,024
5. Step 5: Solve for x
   x = 389,745,300,513,024/9,661,248
6. Step 6: Final answer
   x = 40,341,092.63