Finding the Third Proportional to 8,508,004.50 and 18,669,111

Step by Step Solution

1. Step 1: Write the proportion equation
   8,508,004.50 : 18,669,111 = 18,669,111 : x
2. Step 2: Convert to fraction form
   8,508,004.50/18,669,111 = 18,669,111/x
3. Step 3: Cross multiply
   8,508,004.50x = 18,669,111 × 18,669,111
4. Step 4: Simplify right side
   8,508,004.50x = 348,535,705,530,321
5. Step 5: Solve for x
   x = 348,535,705,530,321/8,508,004.50
6. Step 6: Final answer
   x = 40,965,623.08