Finding the Fourth Proportional to 9,487.94, 13,092.67 and 5,238.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,487.94 : 13,092.67 = 5,238.32 : x
2. Step 2: Convert to fraction form
   9,487.94/13,092.67 = 5,238.32/x
3. Step 3: Cross multiply
   9,487.94x = 13,092.67 × 5,238.32
4. Step 4: Simplify right side
   9,487.94x = 68,583,516.56
5. Step 5: Solve for x
   x = 68,583,516.56/9,487.94
6. Step 6: Final answer
   x = 7,228.49