Finding the Third Proportional to 18,150.42 and 39,081.98

Step by Step Solution

1. Step 1: Write the proportion equation
   18,150.42 : 39,081.98 = 39,081.98 : x
2. Step 2: Convert to fraction form
   18,150.42/39,081.98 = 39,081.98/x
3. Step 3: Cross multiply
   18,150.42x = 39,081.98 × 39,081.98
4. Step 4: Simplify right side
   18,150.42x = 1,527,401,502.69
5. Step 5: Solve for x
   x = 1,527,401,502.69/18,150.42
6. Step 6: Final answer
   x = 84,152.40