Finding the Fourth Proportional to 7,131.16, 9,841.50 and 4,336.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,131.16 : 9,841.50 = 4,336.12 : x
2. Step 2: Convert to fraction form
   7,131.16/9,841.50 = 4,336.12/x
3. Step 3: Cross multiply
   7,131.16x = 9,841.50 × 4,336.12
4. Step 4: Simplify right side
   7,131.16x = 42,673,924.98
5. Step 5: Solve for x
   x = 42,673,924.98/7,131.16
6. Step 6: Final answer
   x = 5,984.15