Finding the Fourth Proportional to 14,608.37, 21,904.76 and 7,581.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,608.37 : 21,904.76 = 7,581.31 : x
2. Step 2: Convert to fraction form
   14,608.37/21,904.76 = 7,581.31/x
3. Step 3: Cross multiply
   14,608.37x = 21,904.76 × 7,581.31
4. Step 4: Simplify right side
   14,608.37x = 166,066,776.04
5. Step 5: Solve for x
   x = 166,066,776.04/14,608.37
6. Step 6: Final answer
   x = 11,367.92