Finding the Fourth Proportional to 8,574.52, 12,852.76 and 4,185.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,574.52 : 12,852.76 = 4,185.96 : x
2. Step 2: Convert to fraction form
   8,574.52/12,852.76 = 4,185.96/x
3. Step 3: Cross multiply
   8,574.52x = 12,852.76 × 4,185.96
4. Step 4: Simplify right side
   8,574.52x = 53,801,139.25
5. Step 5: Solve for x
   x = 53,801,139.25/8,574.52
6. Step 6: Final answer
   x = 6,274.54