Finding the Third Proportional to 16,789.50 and 39,723.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,789.50 : 39,723.75 = 39,723.75 : x
2. Step 2: Convert to fraction form
   16,789.50/39,723.75 = 39,723.75/x
3. Step 3: Cross multiply
   16,789.50x = 39,723.75 × 39,723.75
4. Step 4: Simplify right side
   16,789.50x = 1,577,976,314.06
5. Step 5: Solve for x
   x = 1,577,976,314.06/16,789.50
6. Step 6: Final answer
   x = 93,985.90