Finding the Fourth Proportional to 41,773.48, 57,654.63 and 31,685.02

Step by Step Solution

1. Step 1: Write the proportion equation
   41,773.48 : 57,654.63 = 31,685.02 : x
2. Step 2: Convert to fraction form
   41,773.48/57,654.63 = 31,685.02/x
3. Step 3: Cross multiply
   41,773.48x = 57,654.63 × 31,685.02
4. Step 4: Simplify right side
   41,773.48x = 1,826,787,960.51
5. Step 5: Solve for x
   x = 1,826,787,960.51/41,773.48
6. Step 6: Final answer
   x = 43,730.81