Finding the Fourth Proportional to 173,007.38, 259,613.55 and 73,162.10

Step by Step Solution

1. Step 1: Write the proportion equation
   173,007.38 : 259,613.55 = 73,162.10 : x
2. Step 2: Convert to fraction form
   173,007.38/259,613.55 = 73,162.10/x
3. Step 3: Cross multiply
   173,007.38x = 259,613.55 × 73,162.10
4. Step 4: Simplify right side
   173,007.38x = 18,993,872,506.46
5. Step 5: Solve for x
   x = 18,993,872,506.46/173,007.38
6. Step 6: Final answer
   x = 109,786.49