Finding the Fourth Proportional to 9,137.37, 12,605.56 and 5,358.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,137.37 : 12,605.56 = 5,358.62 : x
2. Step 2: Convert to fraction form
   9,137.37/12,605.56 = 5,358.62/x
3. Step 3: Cross multiply
   9,137.37x = 12,605.56 × 5,358.62
4. Step 4: Simplify right side
   9,137.37x = 67,548,424.04
5. Step 5: Solve for x
   x = 67,548,424.04/9,137.37
6. Step 6: Final answer
   x = 7,392.54