Finding the Third Proportional to 20,685.38 and 27,155.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,685.38 : 27,155.25 = 27,155.25 : x
2. Step 2: Convert to fraction form
   20,685.38/27,155.25 = 27,155.25/x
3. Step 3: Cross multiply
   20,685.38x = 27,155.25 × 27,155.25
4. Step 4: Simplify right side
   20,685.38x = 737,407,602.56
5. Step 5: Solve for x
   x = 737,407,602.56/20,685.38
6. Step 6: Final answer
   x = 35,648.74