Finding the Third Proportional to 9,617,184 and 20,307,456

Step by Step Solution

1. Step 1: Write the proportion equation
   9,617,184 : 20,307,456 = 20,307,456 : x
2. Step 2: Convert to fraction form
   9,617,184/20,307,456 = 20,307,456/x
3. Step 3: Cross multiply
   9,617,184x = 20,307,456 × 20,307,456
4. Step 4: Simplify right side
   9,617,184x = 412,392,769,191,936
5. Step 5: Solve for x
   x = 412,392,769,191,936/9,617,184
6. Step 6: Final answer
   x = 42,880,823.45