Finding the Fourth Proportional to 9,838.55, 13,577.27 and 5,362.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,838.55 : 13,577.27 = 5,362.49 : x
2. Step 2: Convert to fraction form
   9,838.55/13,577.27 = 5,362.49/x
3. Step 3: Cross multiply
   9,838.55x = 13,577.27 × 5,362.49
4. Step 4: Simplify right side
   9,838.55x = 72,807,879.90
5. Step 5: Solve for x
   x = 72,807,879.90/9,838.55
6. Step 6: Final answer
   x = 7,400.27