Finding the Fourth Proportional to 10,044.56, 15,066.78 and 5,456.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,044.56 : 15,066.78 = 5,456.72 : x
2. Step 2: Convert to fraction form
   10,044.56/15,066.78 = 5,456.72/x
3. Step 3: Cross multiply
   10,044.56x = 15,066.78 × 5,456.72
4. Step 4: Simplify right side
   10,044.56x = 82,215,199.76
5. Step 5: Solve for x
   x = 82,215,199.76/10,044.56
6. Step 6: Final answer
   x = 8,185.05