Finding the Third Proportional to 20,186.72 and 28,896.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,186.72 : 28,896.75 = 28,896.75 : x
2. Step 2: Convert to fraction form
   20,186.72/28,896.75 = 28,896.75/x
3. Step 3: Cross multiply
   20,186.72x = 28,896.75 × 28,896.75
4. Step 4: Simplify right side
   20,186.72x = 835,022,160.56
5. Step 5: Solve for x
   x = 835,022,160.56/20,186.72
6. Step 6: Final answer
   x = 41,364.93