Finding the Fourth Proportional to 9,956.02, 13,738.82 and 5,479.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,956.02 : 13,738.82 = 5,479.67 : x
2. Step 2: Convert to fraction form
   9,956.02/13,738.82 = 5,479.67/x
3. Step 3: Cross multiply
   9,956.02x = 13,738.82 × 5,479.67
4. Step 4: Simplify right side
   9,956.02x = 75,284,271.32
5. Step 5: Solve for x
   x = 75,284,271.32/9,956.02
6. Step 6: Final answer
   x = 7,561.68