Finding the Fourth Proportional to 9,801.57, 13,525.73 and 5,552.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,801.57 : 13,525.73 = 5,552.54 : x
2. Step 2: Convert to fraction form
   9,801.57/13,525.73 = 5,552.54/x
3. Step 3: Cross multiply
   9,801.57x = 13,525.73 × 5,552.54
4. Step 4: Simplify right side
   9,801.57x = 75,102,156.85
5. Step 5: Solve for x
   x = 75,102,156.85/9,801.57
6. Step 6: Final answer
   x = 7,662.26