Finding the Third Proportional to 19,789.50 and 31,334.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,789.50 : 31,334.50 = 31,334.50 : x
2. Step 2: Convert to fraction form
   19,789.50/31,334.50 = 31,334.50/x
3. Step 3: Cross multiply
   19,789.50x = 31,334.50 × 31,334.50
4. Step 4: Simplify right side
   19,789.50x = 981,850,890.25
5. Step 5: Solve for x
   x = 981,850,890.25/19,789.50
6. Step 6: Final answer
   x = 49,614.74