Finding the Fourth Proportional to 9,566.98, 13,203.21 and 5,375.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,566.98 : 13,203.21 = 5,375.86 : x
2. Step 2: Convert to fraction form
   9,566.98/13,203.21 = 5,375.86/x
3. Step 3: Cross multiply
   9,566.98x = 13,203.21 × 5,375.86
4. Step 4: Simplify right side
   9,566.98x = 70,978,608.51
5. Step 5: Solve for x
   x = 70,978,608.51/9,566.98
6. Step 6: Final answer
   x = 7,419.12