Finding the Fourth Proportional to 7,417, 10,236.18 and 4,105

Step by Step Solution

1. Step 1: Write the proportion equation
   7,417 : 10,236.18 = 4,105 : x
2. Step 2: Convert to fraction form
   7,417/10,236.18 = 4,105/x
3. Step 3: Cross multiply
   7,417x = 10,236.18 × 4,105
4. Step 4: Simplify right side
   7,417x = 42,019,518.90
5. Step 5: Solve for x
   x = 42,019,518.90/7,417
6. Step 6: Final answer
   x = 5,665.30