Finding the Fourth Proportional to 7,236.50, 9,986.37 and 4,092.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,236.50 : 9,986.37 = 4,092.62 : x
2. Step 2: Convert to fraction form
   7,236.50/9,986.37 = 4,092.62/x
3. Step 3: Cross multiply
   7,236.50x = 9,986.37 × 4,092.62
4. Step 4: Simplify right side
   7,236.50x = 40,870,417.59
5. Step 5: Solve for x
   x = 40,870,417.59/7,236.50
6. Step 6: Final answer
   x = 5,647.82