Finding the Fourth Proportional to 7,462.28, 10,298.12 and 4,105.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,462.28 : 10,298.12 = 4,105.28 : x
2. Step 2: Convert to fraction form
   7,462.28/10,298.12 = 4,105.28/x
3. Step 3: Cross multiply
   7,462.28x = 10,298.12 × 4,105.28
4. Step 4: Simplify right side
   7,462.28x = 42,276,594.06
5. Step 5: Solve for x
   x = 42,276,594.06/7,462.28
6. Step 6: Final answer
   x = 5,665.38