Finding the Fourth Proportional to 9,772.36, 13,485.89 and 5,296.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,772.36 : 13,485.89 = 5,296.10 : x
2. Step 2: Convert to fraction form
   9,772.36/13,485.89 = 5,296.10/x
3. Step 3: Cross multiply
   9,772.36x = 13,485.89 × 5,296.10
4. Step 4: Simplify right side
   9,772.36x = 71,422,567.84
5. Step 5: Solve for x
   x = 71,422,567.84/9,772.36
6. Step 6: Final answer
   x = 7,308.63