Finding the Fourth Proportional to 15,342.72, 22,998.60 and 5,976.88

Step by Step Solution

1. Step 1: Write the proportion equation
   15,342.72 : 22,998.60 = 5,976.88 : x
2. Step 2: Convert to fraction form
   15,342.72/22,998.60 = 5,976.88/x
3. Step 3: Cross multiply
   15,342.72x = 22,998.60 × 5,976.88
4. Step 4: Simplify right side
   15,342.72x = 137,459,872.37
5. Step 5: Solve for x
   x = 137,459,872.37/15,342.72
6. Step 6: Final answer
   x = 8,959.29