Finding the Fourth Proportional to 8,745.14, 12,060.42 and 5,600.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,745.14 : 12,060.42 = 5,600.72 : x
2. Step 2: Convert to fraction form
   8,745.14/12,060.42 = 5,600.72/x
3. Step 3: Cross multiply
   8,745.14x = 12,060.42 × 5,600.72
4. Step 4: Simplify right side
   8,745.14x = 67,547,035.50
5. Step 5: Solve for x
   x = 67,547,035.50/8,745.14
6. Step 6: Final answer
   x = 7,723.95