Finding the Third Proportional to 16,609.50 and 35,987

Step by Step Solution

1. Step 1: Write the proportion equation
   16,609.50 : 35,987 = 35,987 : x
2. Step 2: Convert to fraction form
   16,609.50/35,987 = 35,987/x
3. Step 3: Cross multiply
   16,609.50x = 35,987 × 35,987
4. Step 4: Simplify right side
   16,609.50x = 1,295,064,169
5. Step 5: Solve for x
   x = 1,295,064,169/16,609.50
6. Step 6: Final answer
   x = 77,971.29