Finding the Fourth Proportional to 9,603.49, 13,253.04 and 5,354.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,603.49 : 13,253.04 = 5,354.83 : x
2. Step 2: Convert to fraction form
   9,603.49/13,253.04 = 5,354.83/x
3. Step 3: Cross multiply
   9,603.49x = 13,253.04 × 5,354.83
4. Step 4: Simplify right side
   9,603.49x = 70,967,776.18
5. Step 5: Solve for x
   x = 70,967,776.18/9,603.49
6. Step 6: Final answer
   x = 7,389.79