Finding the Third Proportional to 16,615.13 and 35,998.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,615.13 : 35,998.59 = 35,998.59 : x
2. Step 2: Convert to fraction form
   16,615.13/35,998.59 = 35,998.59/x
3. Step 3: Cross multiply
   16,615.13x = 35,998.59 × 35,998.59
4. Step 4: Simplify right side
   16,615.13x = 1,295,898,751.98
5. Step 5: Solve for x
   x = 1,295,898,751.98/16,615.13
6. Step 6: Final answer
   x = 77,995.13