Finding the Fourth Proportional to 9,598.87, 13,244.97 and 5,406.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,598.87 : 13,244.97 = 5,406.31 : x
2. Step 2: Convert to fraction form
   9,598.87/13,244.97 = 5,406.31/x
3. Step 3: Cross multiply
   9,598.87x = 13,244.97 × 5,406.31
4. Step 4: Simplify right side
   9,598.87x = 71,606,413.76
5. Step 5: Solve for x
   x = 71,606,413.76/9,598.87
6. Step 6: Final answer
   x = 7,459.88