Finding the Fourth Proportional to 9,705.24, 13,393.16 and 5,513.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.24 : 13,393.16 = 5,513.49 : x
2. Step 2: Convert to fraction form
   9,705.24/13,393.16 = 5,513.49/x
3. Step 3: Cross multiply
   9,705.24x = 13,393.16 × 5,513.49
4. Step 4: Simplify right side
   9,705.24x = 73,843,046.84
5. Step 5: Solve for x
   x = 73,843,046.84/9,705.24
6. Step 6: Final answer
   x = 7,608.58