Finding the Third Proportional to 17,962.50 and 39,321.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,962.50 : 39,321.75 = 39,321.75 : x
2. Step 2: Convert to fraction form
   17,962.50/39,321.75 = 39,321.75/x
3. Step 3: Cross multiply
   17,962.50x = 39,321.75 × 39,321.75
4. Step 4: Simplify right side
   17,962.50x = 1,546,200,023.06
5. Step 5: Solve for x
   x = 1,546,200,023.06/17,962.50
6. Step 6: Final answer
   x = 86,079.33