Finding the Fourth Proportional to 9,820.98, 13,552.99 and 5,344.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,820.98 : 13,552.99 = 5,344.79 : x
2. Step 2: Convert to fraction form
   9,820.98/13,552.99 = 5,344.79/x
3. Step 3: Cross multiply
   9,820.98x = 13,552.99 × 5,344.79
4. Step 4: Simplify right side
   9,820.98x = 72,437,804.30
5. Step 5: Solve for x
   x = 72,437,804.30/9,820.98
6. Step 6: Final answer
   x = 7,375.82