Finding the Fourth Proportional to 60,793.72, 91,022.64 and 31,147.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,793.72 : 91,022.64 = 31,147.72 : x
2. Step 2: Convert to fraction form
   60,793.72/91,022.64 = 31,147.72/x
3. Step 3: Cross multiply
   60,793.72x = 91,022.64 × 31,147.72
4. Step 4: Simplify right side
   60,793.72x = 2,835,147,704.38
5. Step 5: Solve for x
   x = 2,835,147,704.38/60,793.72
6. Step 6: Final answer
   x = 46,635.54