Finding the Fourth Proportional to 111,589.56, 167,389.40 and 31,633.25

Step by Step Solution

1. Step 1: Write the proportion equation
   111,589.56 : 167,389.40 = 31,633.25 : x
2. Step 2: Convert to fraction form
   111,589.56/167,389.40 = 31,633.25/x
3. Step 3: Cross multiply
   111,589.56x = 167,389.40 × 31,633.25
4. Step 4: Simplify right side
   111,589.56x = 5,295,069,979.69
5. Step 5: Solve for x
   x = 5,295,069,979.69/111,589.56
6. Step 6: Final answer
   x = 47,451.30