Finding the Third Proportional to 8,433,276 and 18,491,736

Step by Step Solution

1. Step 1: Write the proportion equation
   8,433,276 : 18,491,736 = 18,491,736 : x
2. Step 2: Convert to fraction form
   8,433,276/18,491,736 = 18,491,736/x
3. Step 3: Cross multiply
   8,433,276x = 18,491,736 × 18,491,736
4. Step 4: Simplify right side
   8,433,276x = 341,944,300,293,696
5. Step 5: Solve for x
   x = 341,944,300,293,696/8,433,276
6. Step 6: Final answer
   x = 40,547,030.63