Finding the Fourth Proportional to 3,222.86, 4,827.06 and 2,800.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222.86 : 4,827.06 = 2,800.98 : x
2. Step 2: Convert to fraction form
   3,222.86/4,827.06 = 2,800.98/x
3. Step 3: Cross multiply
   3,222.86x = 4,827.06 × 2,800.98
4. Step 4: Simplify right side
   3,222.86x = 13,520,498.52
5. Step 5: Solve for x
   x = 13,520,498.52/3,222.86
6. Step 6: Final answer
   x = 4,195.19