Finding the Third Proportional to 18,034.50 and 39,528.75

Step by Step Solution

1. Step 1: Write the proportion equation
   18,034.50 : 39,528.75 = 39,528.75 : x
2. Step 2: Convert to fraction form
   18,034.50/39,528.75 = 39,528.75/x
3. Step 3: Cross multiply
   18,034.50x = 39,528.75 × 39,528.75
4. Step 4: Simplify right side
   18,034.50x = 1,562,522,076.56
5. Step 5: Solve for x
   x = 1,562,522,076.56/18,034.50
6. Step 6: Final answer
   x = 86,640.72