Finding the Third Proportional to 20,607.75 and 30,828.94

Step by Step Solution

1. Step 1: Write the proportion equation
   20,607.75 : 30,828.94 = 30,828.94 : x
2. Step 2: Convert to fraction form
   20,607.75/30,828.94 = 30,828.94/x
3. Step 3: Cross multiply
   20,607.75x = 30,828.94 × 30,828.94
4. Step 4: Simplify right side
   20,607.75x = 950,423,387.38
5. Step 5: Solve for x
   x = 950,423,387.38/20,607.75
6. Step 6: Final answer
   x = 46,119.71