Finding the Fourth Proportional to 51,785.73, 71,462.25 and 30,571.83

Step by Step Solution

1. Step 1: Write the proportion equation
   51,785.73 : 71,462.25 = 30,571.83 : x
2. Step 2: Convert to fraction form
   51,785.73/71,462.25 = 30,571.83/x
3. Step 3: Cross multiply
   51,785.73x = 71,462.25 × 30,571.83
4. Step 4: Simplify right side
   51,785.73x = 2,184,731,758.42
5. Step 5: Solve for x
   x = 2,184,731,758.42/51,785.73
6. Step 6: Final answer
   x = 42,187.91