Finding the Fourth Proportional to 9,622.54, 13,281.32 and 5,644.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,622.54 : 13,281.32 = 5,644.94 : x
2. Step 2: Convert to fraction form
   9,622.54/13,281.32 = 5,644.94/x
3. Step 3: Cross multiply
   9,622.54x = 13,281.32 × 5,644.94
4. Step 4: Simplify right side
   9,622.54x = 74,972,254.52
5. Step 5: Solve for x
   x = 74,972,254.52/9,622.54
6. Step 6: Final answer
   x = 7,791.32