Finding the Fourth Proportional to 111,108.54, 166,633.09 and 31,142.04

Step by Step Solution

1. Step 1: Write the proportion equation
   111,108.54 : 166,633.09 = 31,142.04 : x
2. Step 2: Convert to fraction form
   111,108.54/166,633.09 = 31,142.04/x
3. Step 3: Cross multiply
   111,108.54x = 166,633.09 × 31,142.04
4. Step 4: Simplify right side
   111,108.54x = 5,189,293,651.37
5. Step 5: Solve for x
   x = 5,189,293,651.37/111,108.54
6. Step 6: Final answer
   x = 46,704.72