Finding the Fourth Proportional to 9,487.50, 13,092.67 and 5,238.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,487.50 : 13,092.67 = 5,238.56 : x
2. Step 2: Convert to fraction form
   9,487.50/13,092.67 = 5,238.56/x
3. Step 3: Cross multiply
   9,487.50x = 13,092.67 × 5,238.56
4. Step 4: Simplify right side
   9,487.50x = 68,586,702.99
5. Step 5: Solve for x
   x = 68,586,702.99/9,487.50
6. Step 6: Final answer
   x = 7,229.17