Finding the Fourth Proportional to 9,820.74, 13,552.43 and 5,344.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,820.74 : 13,552.43 = 5,344.59 : x
2. Step 2: Convert to fraction form
   9,820.74/13,552.43 = 5,344.59/x
3. Step 3: Cross multiply
   9,820.74x = 13,552.43 × 5,344.59
4. Step 4: Simplify right side
   9,820.74x = 72,432,087.37
5. Step 5: Solve for x
   x = 72,432,087.37/9,820.74
6. Step 6: Final answer
   x = 7,375.42