Finding the Fourth Proportional to 9,427.56, 13,009.04 and 5,449.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,427.56 : 13,009.04 = 5,449.96 : x
2. Step 2: Convert to fraction form
   9,427.56/13,009.04 = 5,449.96/x
3. Step 3: Cross multiply
   9,427.56x = 13,009.04 × 5,449.96
4. Step 4: Simplify right side
   9,427.56x = 70,898,747.64
5. Step 5: Solve for x
   x = 70,898,747.64/9,427.56
6. Step 6: Final answer
   x = 7,520.37