Finding the Fourth Proportional to 9,704.96, 13,392.77 and 5,513.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,704.96 : 13,392.77 = 5,513.21 : x
2. Step 2: Convert to fraction form
   9,704.96/13,392.77 = 5,513.21/x
3. Step 3: Cross multiply
   9,704.96x = 13,392.77 × 5,513.21
4. Step 4: Simplify right side
   9,704.96x = 73,837,058.96
5. Step 5: Solve for x
   x = 73,837,058.96/9,704.96
6. Step 6: Final answer
   x = 7,608.18