Finding the Third Proportional to 16,311.38 and 35,589.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,311.38 : 35,589.38 = 35,589.38 : x
2. Step 2: Convert to fraction form
   16,311.38/35,589.38 = 35,589.38/x
3. Step 3: Cross multiply
   16,311.38x = 35,589.38 × 35,589.38
4. Step 4: Simplify right side
   16,311.38x = 1,266,603,612.89
5. Step 5: Solve for x
   x = 1,266,603,612.89/16,311.38
6. Step 6: Final answer
   x = 77,651.55