Finding the Fourth Proportional to 8,573.52, 12,860.52 and 2,730.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,573.52 : 12,860.52 = 2,730.18 : x
2. Step 2: Convert to fraction form
   8,573.52/12,860.52 = 2,730.18/x
3. Step 3: Cross multiply
   8,573.52x = 12,860.52 × 2,730.18
4. Step 4: Simplify right side
   8,573.52x = 35,111,534.49
5. Step 5: Solve for x
   x = 35,111,534.49/8,573.52
6. Step 6: Final answer
   x = 4,095.35