Finding the Fourth Proportional to 9,825.47, 13,558.81 and 5,349.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,825.47 : 13,558.81 = 5,349.14 : x
2. Step 2: Convert to fraction form
   9,825.47/13,558.81 = 5,349.14/x
3. Step 3: Cross multiply
   9,825.47x = 13,558.81 × 5,349.14
4. Step 4: Simplify right side
   9,825.47x = 72,527,972.92
5. Step 5: Solve for x
   x = 72,527,972.92/9,825.47
6. Step 6: Final answer
   x = 7,381.63