Finding the Fourth Proportional to 10,561.72, 14,574.54 and 5,845.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,561.72 : 14,574.54 = 5,845.72 : x
2. Step 2: Convert to fraction form
   10,561.72/14,574.54 = 5,845.72/x
3. Step 3: Cross multiply
   10,561.72x = 14,574.54 × 5,845.72
4. Step 4: Simplify right side
   10,561.72x = 85,198,679.97
5. Step 5: Solve for x
   x = 85,198,679.97/10,561.72
6. Step 6: Final answer
   x = 8,066.74