Finding the Fourth Proportional to 7,418.50, 10,237.56 and 4,106.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,418.50 : 10,237.56 = 4,106.50 : x
2. Step 2: Convert to fraction form
   7,418.50/10,237.56 = 4,106.50/x
3. Step 3: Cross multiply
   7,418.50x = 10,237.56 × 4,106.50
4. Step 4: Simplify right side
   7,418.50x = 42,040,540.14
5. Step 5: Solve for x
   x = 42,040,540.14/7,418.50
6. Step 6: Final answer
   x = 5,666.99