Finding the Third Proportional to 39,720.38 and 61,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,720.38 : 61,924.50 = 61,924.50 : x
2. Step 2: Convert to fraction form
   39,720.38/61,924.50 = 61,924.50/x
3. Step 3: Cross multiply
   39,720.38x = 61,924.50 × 61,924.50
4. Step 4: Simplify right side
   39,720.38x = 3,834,643,700.25
5. Step 5: Solve for x
   x = 3,834,643,700.25/39,720.38
6. Step 6: Final answer
   x = 96,540.97