Finding the Fourth Proportional to 9,479.56, 13,081.60 and 5,501.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,479.56 : 13,081.60 = 5,501.06 : x
2. Step 2: Convert to fraction form
   9,479.56/13,081.60 = 5,501.06/x
3. Step 3: Cross multiply
   9,479.56x = 13,081.60 × 5,501.06
4. Step 4: Simplify right side
   9,479.56x = 71,962,666.50
5. Step 5: Solve for x
   x = 71,962,666.50/9,479.56
6. Step 6: Final answer
   x = 7,591.35