Finding the Fourth Proportional to 9,662.94, 14,507.37 and 5,721.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,662.94 : 14,507.37 = 5,721.48 : x
2. Step 2: Convert to fraction form
   9,662.94/14,507.37 = 5,721.48/x
3. Step 3: Cross multiply
   9,662.94x = 14,507.37 × 5,721.48
4. Step 4: Simplify right side
   9,662.94x = 83,003,627.31
5. Step 5: Solve for x
   x = 83,003,627.31/9,662.94
6. Step 6: Final answer
   x = 8,589.89