Finding the Third Proportional to 18,093.80 and 39,868.88

Step by Step Solution

1. Step 1: Write the proportion equation
   18,093.80 : 39,868.88 = 39,868.88 : x
2. Step 2: Convert to fraction form
   18,093.80/39,868.88 = 39,868.88/x
3. Step 3: Cross multiply
   18,093.80x = 39,868.88 × 39,868.88
4. Step 4: Simplify right side
   18,093.80x = 1,589,527,193.77
5. Step 5: Solve for x
   x = 1,589,527,193.77/18,093.80
6. Step 6: Final answer
   x = 87,849.29