Finding the Fourth Proportional to 9,557.09, 13,188.32 and 5,308.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,557.09 : 13,188.32 = 5,308.41 : x
2. Step 2: Convert to fraction form
   9,557.09/13,188.32 = 5,308.41/x
3. Step 3: Cross multiply
   9,557.09x = 13,188.32 × 5,308.41
4. Step 4: Simplify right side
   9,557.09x = 70,009,015.50
5. Step 5: Solve for x
   x = 70,009,015.50/9,557.09
6. Step 6: Final answer
   x = 7,325.35