Finding the Fourth Proportional to 9,600.84, 13,243.77 and 5,621.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,600.84 : 13,243.77 = 5,621.18 : x
2. Step 2: Convert to fraction form
   9,600.84/13,243.77 = 5,621.18/x
3. Step 3: Cross multiply
   9,600.84x = 13,243.77 × 5,621.18
4. Step 4: Simplify right side
   9,600.84x = 74,445,548.83
5. Step 5: Solve for x
   x = 74,445,548.83/9,600.84
6. Step 6: Final answer
   x = 7,754.07