Finding the Fourth Proportional to 8,817.22, 12,167.71 and 4,783.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,817.22 : 12,167.71 = 4,783.96 : x
2. Step 2: Convert to fraction form
   8,817.22/12,167.71 = 4,783.96/x
3. Step 3: Cross multiply
   8,817.22x = 12,167.71 × 4,783.96
4. Step 4: Simplify right side
   8,817.22x = 58,209,781.85
5. Step 5: Solve for x
   x = 58,209,781.85/8,817.22
6. Step 6: Final answer
   x = 6,601.83