Finding the Third Proportional to 39,865.50 and 61,688.25

Step by Step Solution

1. Step 1: Write the proportion equation
   39,865.50 : 61,688.25 = 61,688.25 : x
2. Step 2: Convert to fraction form
   39,865.50/61,688.25 = 61,688.25/x
3. Step 3: Cross multiply
   39,865.50x = 61,688.25 × 61,688.25
4. Step 4: Simplify right side
   39,865.50x = 3,805,440,188.06
5. Step 5: Solve for x
   x = 3,805,440,188.06/39,865.50
6. Step 6: Final answer
   x = 95,456.98