Finding the Fourth Proportional to 123,268.42, 184,010.90 and 108,321.67

Step by Step Solution

1. Step 1: Write the proportion equation
   123,268.42 : 184,010.90 = 108,321.67 : x
2. Step 2: Convert to fraction form
   123,268.42/184,010.90 = 108,321.67/x
3. Step 3: Cross multiply
   123,268.42x = 184,010.90 × 108,321.67
4. Step 4: Simplify right side
   123,268.42x = 19,932,367,986.20
5. Step 5: Solve for x
   x = 19,932,367,986.20/123,268.42
6. Step 6: Final answer
   x = 161,698.90