Finding the Fourth Proportional to 73,588.72, 110,296.16 and 31,456.48

Step by Step Solution

1. Step 1: Write the proportion equation
   73,588.72 : 110,296.16 = 31,456.48 : x
2. Step 2: Convert to fraction form
   73,588.72/110,296.16 = 31,456.48/x
3. Step 3: Cross multiply
   73,588.72x = 110,296.16 × 31,456.48
4. Step 4: Simplify right side
   73,588.72x = 3,469,528,951.12
5. Step 5: Solve for x
   x = 3,469,528,951.12/73,588.72
6. Step 6: Final answer
   x = 47,147.56