Finding the Third Proportional to 13,079.81 and 20,064.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,079.81 : 20,064.38 = 20,064.38 : x
2. Step 2: Convert to fraction form
   13,079.81/20,064.38 = 20,064.38/x
3. Step 3: Cross multiply
   13,079.81x = 20,064.38 × 20,064.38
4. Step 4: Simplify right side
   13,079.81x = 402,579,144.14
5. Step 5: Solve for x
   x = 402,579,144.14/13,079.81
6. Step 6: Final answer
   x = 30,778.66