Finding the Fourth Proportional to 110,693.33, 166,022.16 and 31,789.61

Step by Step Solution

1. Step 1: Write the proportion equation
   110,693.33 : 166,022.16 = 31,789.61 : x
2. Step 2: Convert to fraction form
   110,693.33/166,022.16 = 31,789.61/x
3. Step 3: Cross multiply
   110,693.33x = 166,022.16 × 31,789.61
4. Step 4: Simplify right side
   110,693.33x = 5,277,778,887.65
5. Step 5: Solve for x
   x = 5,277,778,887.65/110,693.33
6. Step 6: Final answer
   x = 47,679.29