Finding the Fourth Proportional to 9,838.57, 13,577.55 and 5,362.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,838.57 : 13,577.55 = 5,362.51 : x
2. Step 2: Convert to fraction form
   9,838.57/13,577.55 = 5,362.51/x
3. Step 3: Cross multiply
   9,838.57x = 13,577.55 × 5,362.51
4. Step 4: Simplify right side
   9,838.57x = 72,809,747.65
5. Step 5: Solve for x
   x = 72,809,747.65/9,838.57
6. Step 6: Final answer
   x = 7,400.44