Finding the Fourth Proportional to 9,799.98, 13,523.86 and 5,323.64

Step by Step Solution

1. Step 1: Write the proportion equation
   9,799.98 : 13,523.86 = 5,323.64 : x
2. Step 2: Convert to fraction form
   9,799.98/13,523.86 = 5,323.64/x
3. Step 3: Cross multiply
   9,799.98x = 13,523.86 × 5,323.64
4. Step 4: Simplify right side
   9,799.98x = 71,996,120.10
5. Step 5: Solve for x
   x = 71,996,120.10/9,799.98
6. Step 6: Final answer
   x = 7,346.56