Finding the Fourth Proportional to 123,993.38, 171,110.93 and 67,404.75

Step by Step Solution

1. Step 1: Write the proportion equation
   123,993.38 : 171,110.93 = 67,404.75 : x
2. Step 2: Convert to fraction form
   123,993.38/171,110.93 = 67,404.75/x
3. Step 3: Cross multiply
   123,993.38x = 171,110.93 × 67,404.75
4. Step 4: Simplify right side
   123,993.38x = 11,533,689,121.89
5. Step 5: Solve for x
   x = 11,533,689,121.89/123,993.38
6. Step 6: Final answer
   x = 93,018.59