Finding the Third Proportional to 20,919.38 and 29,259.56

Step by Step Solution

1. Step 1: Write the proportion equation
   20,919.38 : 29,259.56 = 29,259.56 : x
2. Step 2: Convert to fraction form
   20,919.38/29,259.56 = 29,259.56/x
3. Step 3: Cross multiply
   20,919.38x = 29,259.56 × 29,259.56
4. Step 4: Simplify right side
   20,919.38x = 856,121,997.69
5. Step 5: Solve for x
   x = 856,121,997.69/20,919.38
6. Step 6: Final answer
   x = 40,924.84