Finding the Third Proportional to 20,278.69 and 43,359.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,278.69 : 43,359.75 = 43,359.75 : x
2. Step 2: Convert to fraction form
   20,278.69/43,359.75 = 43,359.75/x
3. Step 3: Cross multiply
   20,278.69x = 43,359.75 × 43,359.75
4. Step 4: Simplify right side
   20,278.69x = 1,880,067,920.06
5. Step 5: Solve for x
   x = 1,880,067,920.06/20,278.69
6. Step 6: Final answer
   x = 92,711.52