Finding the Third Proportional to 8,850,663 and 13,669,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,850,663 : 13,669,105.50 = 13,669,105.50 : x
2. Step 2: Convert to fraction form
   8,850,663/13,669,105.50 = 13,669,105.50/x
3. Step 3: Cross multiply
   8,850,663x = 13,669,105.50 × 13,669,105.50
4. Step 4: Simplify right side
   8,850,663x = 186,844,445,170,130.25
5. Step 5: Solve for x
   x = 186,844,445,170,130.25/8,850,663
6. Step 6: Final answer
   x = 21,110,785.17