Finding the Fourth Proportional to 9,564.62, 13,199.18 and 5,316.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,564.62 : 13,199.18 = 5,316.07 : x
2. Step 2: Convert to fraction form
   9,564.62/13,199.18 = 5,316.07/x
3. Step 3: Cross multiply
   9,564.62x = 13,199.18 × 5,316.07
4. Step 4: Simplify right side
   9,564.62x = 70,167,764.82
5. Step 5: Solve for x
   x = 70,167,764.82/9,564.62
6. Step 6: Final answer
   x = 7,336.18