Finding the Fourth Proportional to 9,427.48, 13,008.96 and 5,449.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,427.48 : 13,008.96 = 5,449.88 : x
2. Step 2: Convert to fraction form
   9,427.48/13,008.96 = 5,449.88/x
3. Step 3: Cross multiply
   9,427.48x = 13,008.96 × 5,449.88
4. Step 4: Simplify right side
   9,427.48x = 70,897,303.45
5. Step 5: Solve for x
   x = 70,897,303.45/9,427.48
6. Step 6: Final answer
   x = 7,520.28