Finding the Third Proportional to 20,378.38 and 42,968.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,378.38 : 42,968.75 = 42,968.75 : x
2. Step 2: Convert to fraction form
   20,378.38/42,968.75 = 42,968.75/x
3. Step 3: Cross multiply
   20,378.38x = 42,968.75 × 42,968.75
4. Step 4: Simplify right side
   20,378.38x = 1,846,313,476.56
5. Step 5: Solve for x
   x = 1,846,313,476.56/20,378.38
6. Step 6: Final answer
   x = 90,601.60