Finding the Third Proportional to 18,285.75 and 37,065.09

Step by Step Solution

1. Step 1: Write the proportion equation
   18,285.75 : 37,065.09 = 37,065.09 : x
2. Step 2: Convert to fraction form
   18,285.75/37,065.09 = 37,065.09/x
3. Step 3: Cross multiply
   18,285.75x = 37,065.09 × 37,065.09
4. Step 4: Simplify right side
   18,285.75x = 1,373,821,174.70
5. Step 5: Solve for x
   x = 1,373,821,174.70/18,285.75
6. Step 6: Final answer
   x = 75,130.70