Finding the Fourth Proportional to 57,357.33, 79,150.55 and 31,865.48

Step by Step Solution

1. Step 1: Write the proportion equation
   57,357.33 : 79,150.55 = 31,865.48 : x
2. Step 2: Convert to fraction form
   57,357.33/79,150.55 = 31,865.48/x
3. Step 3: Cross multiply
   57,357.33x = 79,150.55 × 31,865.48
4. Step 4: Simplify right side
   57,357.33x = 2,522,170,306.56
5. Step 5: Solve for x
   x = 2,522,170,306.56/57,357.33
6. Step 6: Final answer
   x = 43,972.94