Finding the Third Proportional to 18,071.44 and 39,367.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,071.44 : 39,367.69 = 39,367.69 : x
2. Step 2: Convert to fraction form
   18,071.44/39,367.69 = 39,367.69/x
3. Step 3: Cross multiply
   18,071.44x = 39,367.69 × 39,367.69
4. Step 4: Simplify right side
   18,071.44x = 1,549,814,819.10
5. Step 5: Solve for x
   x = 1,549,814,819.10/18,071.44
6. Step 6: Final answer
   x = 85,760.46