Finding the Third Proportional to 8,154,993 and 12,955,705.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,154,993 : 12,955,705.50 = 12,955,705.50 : x
2. Step 2: Convert to fraction form
   8,154,993/12,955,705.50 = 12,955,705.50/x
3. Step 3: Cross multiply
   8,154,993x = 12,955,705.50 × 12,955,705.50
4. Step 4: Simplify right side
   8,154,993x = 167,850,305,002,730.25
5. Step 5: Solve for x
   x = 167,850,305,002,730.25/8,154,993
6. Step 6: Final answer
   x = 20,582,519.81