Finding the Third Proportional to 20,107.97 and 42,975.84

Step by Step Solution

1. Step 1: Write the proportion equation
   20,107.97 : 42,975.84 = 42,975.84 : x
2. Step 2: Convert to fraction form
   20,107.97/42,975.84 = 42,975.84/x
3. Step 3: Cross multiply
   20,107.97x = 42,975.84 × 42,975.84
4. Step 4: Simplify right side
   20,107.97x = 1,846,923,146.02
5. Step 5: Solve for x
   x = 1,846,923,146.02/20,107.97
6. Step 6: Final answer
   x = 91,850.31