Finding the Fourth Proportional to 8,900.94, 12,284.22 and 5,124.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,900.94 : 12,284.22 = 5,124.24 : x
2. Step 2: Convert to fraction form
   8,900.94/12,284.22 = 5,124.24/x
3. Step 3: Cross multiply
   8,900.94x = 12,284.22 × 5,124.24
4. Step 4: Simplify right side
   8,900.94x = 62,947,291.49
5. Step 5: Solve for x
   x = 62,947,291.49/8,900.94
6. Step 6: Final answer
   x = 7,071.98