Finding the Fourth Proportional to 9,565.59, 13,200.47 and 5,316.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,565.59 : 13,200.47 = 5,316.63 : x
2. Step 2: Convert to fraction form
   9,565.59/13,200.47 = 5,316.63/x
3. Step 3: Cross multiply
   9,565.59x = 13,200.47 × 5,316.63
4. Step 4: Simplify right side
   9,565.59x = 70,182,014.82
5. Step 5: Solve for x
   x = 70,182,014.82/9,565.59
6. Step 6: Final answer
   x = 7,336.92