Finding the Third Proportional to 18,196.50 and 39,776.25

Step by Step Solution

1. Step 1: Write the proportion equation
   18,196.50 : 39,776.25 = 39,776.25 : x
2. Step 2: Convert to fraction form
   18,196.50/39,776.25 = 39,776.25/x
3. Step 3: Cross multiply
   18,196.50x = 39,776.25 × 39,776.25
4. Step 4: Simplify right side
   18,196.50x = 1,582,150,064.06
5. Step 5: Solve for x
   x = 1,582,150,064.06/18,196.50
6. Step 6: Final answer
   x = 86,948.04