Finding the Fourth Proportional to 52,662.24, 79,013.31 and 31,616.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,662.24 : 79,013.31 = 31,616.98 : x
2. Step 2: Convert to fraction form
   52,662.24/79,013.31 = 31,616.98/x
3. Step 3: Cross multiply
   52,662.24x = 79,013.31 × 31,616.98
4. Step 4: Simplify right side
   52,662.24x = 2,498,162,103.75
5. Step 5: Solve for x
   x = 2,498,162,103.75/52,662.24
6. Step 6: Final answer
   x = 47,437.44