Finding the Fourth Proportional to 7,957.59, 11,930.18 and 3,571.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,957.59 : 11,930.18 = 3,571.98 : x
2. Step 2: Convert to fraction form
   7,957.59/11,930.18 = 3,571.98/x
3. Step 3: Cross multiply
   7,957.59x = 11,930.18 × 3,571.98
4. Step 4: Simplify right side
   7,957.59x = 42,614,346.50
5. Step 5: Solve for x
   x = 42,614,346.50/7,957.59
6. Step 6: Final answer
   x = 5,355.18