Finding the Fourth Proportional to 7,601.10, 10,489.71 and 4,243.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,601.10 : 10,489.71 = 4,243.78 : x
2. Step 2: Convert to fraction form
   7,601.10/10,489.71 = 4,243.78/x
3. Step 3: Cross multiply
   7,601.10x = 10,489.71 × 4,243.78
4. Step 4: Simplify right side
   7,601.10x = 44,516,021.50
5. Step 5: Solve for x
   x = 44,516,021.50/7,601.10
6. Step 6: Final answer
   x = 5,856.52