Finding the Third Proportional to 18,033.50 and 39,385.63

Step by Step Solution

1. Step 1: Write the proportion equation
   18,033.50 : 39,385.63 = 39,385.63 : x
2. Step 2: Convert to fraction form
   18,033.50/39,385.63 = 39,385.63/x
3. Step 3: Cross multiply
   18,033.50x = 39,385.63 × 39,385.63
4. Step 4: Simplify right side
   18,033.50x = 1,551,227,456.64
5. Step 5: Solve for x
   x = 1,551,227,456.64/18,033.50
6. Step 6: Final answer
   x = 86,019.21