Finding the Fourth Proportional to 8,949.14, 12,350.37 and 5,412.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,949.14 : 12,350.37 = 5,412.50 : x
2. Step 2: Convert to fraction form
   8,949.14/12,350.37 = 5,412.50/x
3. Step 3: Cross multiply
   8,949.14x = 12,350.37 × 5,412.50
4. Step 4: Simplify right side
   8,949.14x = 66,846,377.63
5. Step 5: Solve for x
   x = 66,846,377.63/8,949.14
6. Step 6: Final answer
   x = 7,469.59