Finding the Fourth Proportional to 123,981.63, 171,095.25 and 67,393

Step by Step Solution

1. Step 1: Write the proportion equation
   123,981.63 : 171,095.25 = 67,393 : x
2. Step 2: Convert to fraction form
   123,981.63/171,095.25 = 67,393/x
3. Step 3: Cross multiply
   123,981.63x = 171,095.25 × 67,393
4. Step 4: Simplify right side
   123,981.63x = 11,530,622,183.25
5. Step 5: Solve for x
   x = 11,530,622,183.25/123,981.63
6. Step 6: Final answer
   x = 93,002.67