Finding the Third Proportional to 9,226.69 and 19,109.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,226.69 : 19,109.81 = 19,109.81 : x
2. Step 2: Convert to fraction form
   9,226.69/19,109.81 = 19,109.81/x
3. Step 3: Cross multiply
   9,226.69x = 19,109.81 × 19,109.81
4. Step 4: Simplify right side
   9,226.69x = 365,184,933.79
5. Step 5: Solve for x
   x = 365,184,933.79/9,226.69
6. Step 6: Final answer
   x = 39,579.20