Finding the Fourth Proportional to 9,932.06, 13,704.72 and 5,739.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,932.06 : 13,704.72 = 5,739.50 : x
2. Step 2: Convert to fraction form
   9,932.06/13,704.72 = 5,739.50/x
3. Step 3: Cross multiply
   9,932.06x = 13,704.72 × 5,739.50
4. Step 4: Simplify right side
   9,932.06x = 78,658,240.44
5. Step 5: Solve for x
   x = 78,658,240.44/9,932.06
6. Step 6: Final answer
   x = 7,919.63