Finding the Fourth Proportional to 52,452.86, 78,747.88 and 31,144.47

Step by Step Solution

1. Step 1: Write the proportion equation
   52,452.86 : 78,747.88 = 31,144.47 : x
2. Step 2: Convert to fraction form
   52,452.86/78,747.88 = 31,144.47/x
3. Step 3: Cross multiply
   52,452.86x = 78,747.88 × 31,144.47
4. Step 4: Simplify right side
   52,452.86x = 2,452,560,986.22
5. Step 5: Solve for x
   x = 2,452,560,986.22/52,452.86
6. Step 6: Final answer
   x = 46,757.43