Finding the Fourth Proportional to 9,704.32, 13,391.67 and 5,455.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,704.32 : 13,391.67 = 5,455.42 : x
2. Step 2: Convert to fraction form
   9,704.32/13,391.67 = 5,455.42/x
3. Step 3: Cross multiply
   9,704.32x = 13,391.67 × 5,455.42
4. Step 4: Simplify right side
   9,704.32x = 73,057,184.35
5. Step 5: Solve for x
   x = 73,057,184.35/9,704.32
6. Step 6: Final answer
   x = 7,528.32