Finding the Third Proportional to 18,195.42 and 39,594.45

Step by Step Solution

1. Step 1: Write the proportion equation
   18,195.42 : 39,594.45 = 39,594.45 : x
2. Step 2: Convert to fraction form
   18,195.42/39,594.45 = 39,594.45/x
3. Step 3: Cross multiply
   18,195.42x = 39,594.45 × 39,594.45
4. Step 4: Simplify right side
   18,195.42x = 1,567,720,099.60
5. Step 5: Solve for x
   x = 1,567,720,099.60/18,195.42
6. Step 6: Final answer
   x = 86,160.17