Finding the Third Proportional to 18,598.50 and 39,016.13

Step by Step Solution

1. Step 1: Write the proportion equation
   18,598.50 : 39,016.13 = 39,016.13 : x
2. Step 2: Convert to fraction form
   18,598.50/39,016.13 = 39,016.13/x
3. Step 3: Cross multiply
   18,598.50x = 39,016.13 × 39,016.13
4. Step 4: Simplify right side
   18,598.50x = 1,522,258,010.02
5. Step 5: Solve for x
   x = 1,522,258,010.02/18,598.50
6. Step 6: Final answer
   x = 81,848.43