Finding the Fourth Proportional to 111,327.29, 166,977.61 and 31,371.26

Step by Step Solution

1. Step 1: Write the proportion equation
   111,327.29 : 166,977.61 = 31,371.26 : x
2. Step 2: Convert to fraction form
   111,327.29/166,977.61 = 31,371.26/x
3. Step 3: Cross multiply
   111,327.29x = 166,977.61 × 31,371.26
4. Step 4: Simplify right side
   111,327.29x = 5,238,297,104.17
5. Step 5: Solve for x
   x = 5,238,297,104.17/111,327.29
6. Step 6: Final answer
   x = 47,053.13