Finding the Fourth Proportional to 9,487.36, 13,092.50 and 5,238.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,487.36 : 13,092.50 = 5,238.69 : x
2. Step 2: Convert to fraction form
   9,487.36/13,092.50 = 5,238.69/x
3. Step 3: Cross multiply
   9,487.36x = 13,092.50 × 5,238.69
4. Step 4: Simplify right side
   9,487.36x = 68,587,557.00
5. Step 5: Solve for x
   x = 68,587,557.00/9,487.36
6. Step 6: Final answer
   x = 7,229.36