Finding the Fourth Proportional to 9,499.96, 13,109.98 and 5,308.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.96 : 13,109.98 = 5,308.28 : x
2. Step 2: Convert to fraction form
   9,499.96/13,109.98 = 5,308.28/x
3. Step 3: Cross multiply
   9,499.96x = 13,109.98 × 5,308.28
4. Step 4: Simplify right side
   9,499.96x = 69,591,444.63
5. Step 5: Solve for x
   x = 69,591,444.63/9,499.96
6. Step 6: Final answer
   x = 7,325.45