Finding the Fourth Proportional to 9,772.22, 13,485.56 and 5,295.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,772.22 : 13,485.56 = 5,295.98 : x
2. Step 2: Convert to fraction form
   9,772.22/13,485.56 = 5,295.98/x
3. Step 3: Cross multiply
   9,772.22x = 13,485.56 × 5,295.98
4. Step 4: Simplify right side
   9,772.22x = 71,419,256.05
5. Step 5: Solve for x
   x = 71,419,256.05/9,772.22
6. Step 6: Final answer
   x = 7,308.40