Finding the Fourth Proportional to 9,284.49, 12,812.41 and 5,251.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,284.49 : 12,812.41 = 5,251.24 : x
2. Step 2: Convert to fraction form
   9,284.49/12,812.41 = 5,251.24/x
3. Step 3: Cross multiply
   9,284.49x = 12,812.41 × 5,251.24
4. Step 4: Simplify right side
   9,284.49x = 67,281,039.89
5. Step 5: Solve for x
   x = 67,281,039.89/9,284.49
6. Step 6: Final answer
   x = 7,246.61