Finding the Fourth Proportional to 9,539.56, 13,164.78 and 5,348.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,539.56 : 13,164.78 = 5,348.08 : x
2. Step 2: Convert to fraction form
   9,539.56/13,164.78 = 5,348.08/x
3. Step 3: Cross multiply
   9,539.56x = 13,164.78 × 5,348.08
4. Step 4: Simplify right side
   9,539.56x = 70,406,296.62
5. Step 5: Solve for x
   x = 70,406,296.62/9,539.56
6. Step 6: Final answer
   x = 7,380.46