Finding the Fourth Proportional to 7,271.76, 10,035.42 and 4,289.34

Step by Step Solution

1. Step 1: Write the proportion equation
   7,271.76 : 10,035.42 = 4,289.34 : x
2. Step 2: Convert to fraction form
   7,271.76/10,035.42 = 4,289.34/x
3. Step 3: Cross multiply
   7,271.76x = 10,035.42 × 4,289.34
4. Step 4: Simplify right side
   7,271.76x = 43,045,328.42
5. Step 5: Solve for x
   x = 43,045,328.42/7,271.76
6. Step 6: Final answer
   x = 5,919.52