Finding the Third Proportional to 39,861.88 and 61,718.38

Step by Step Solution

1. Step 1: Write the proportion equation
   39,861.88 : 61,718.38 = 61,718.38 : x
2. Step 2: Convert to fraction form
   39,861.88/61,718.38 = 61,718.38/x
3. Step 3: Cross multiply
   39,861.88x = 61,718.38 × 61,718.38
4. Step 4: Simplify right side
   39,861.88x = 3,809,157,812.64
5. Step 5: Solve for x
   x = 3,809,157,812.64/39,861.88
6. Step 6: Final answer
   x = 95,558.92