Finding the Third Proportional to 39,766.50 and 58,456.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,766.50 : 58,456.50 = 58,456.50 : x
2. Step 2: Convert to fraction form
   39,766.50/58,456.50 = 58,456.50/x
3. Step 3: Cross multiply
   39,766.50x = 58,456.50 × 58,456.50
4. Step 4: Simplify right side
   39,766.50x = 3,417,162,392.25
5. Step 5: Solve for x
   x = 3,417,162,392.25/39,766.50
6. Step 6: Final answer
   x = 85,930.68