Finding the Third Proportional to 16,389.75 and 34,740.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,389.75 : 34,740.38 = 34,740.38 : x
2. Step 2: Convert to fraction form
   16,389.75/34,740.38 = 34,740.38/x
3. Step 3: Cross multiply
   16,389.75x = 34,740.38 × 34,740.38
4. Step 4: Simplify right side
   16,389.75x = 1,206,893,655.14
5. Step 5: Solve for x
   x = 1,206,893,655.14/16,389.75
6. Step 6: Final answer
   x = 73,637.10