Finding the Fourth Proportional to 8,624.81, 12,946.43 and 4,251.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,624.81 : 12,946.43 = 4,251.52 : x
2. Step 2: Convert to fraction form
   8,624.81/12,946.43 = 4,251.52/x
3. Step 3: Cross multiply
   8,624.81x = 12,946.43 × 4,251.52
4. Step 4: Simplify right side
   8,624.81x = 55,042,032.89
5. Step 5: Solve for x
   x = 55,042,032.89/8,624.81
6. Step 6: Final answer
   x = 6,381.82