Finding the Fourth Proportional to 8,796.62, 12,139.22 and 4,817.74

Step by Step Solution

1. Step 1: Write the proportion equation
   8,796.62 : 12,139.22 = 4,817.74 : x
2. Step 2: Convert to fraction form
   8,796.62/12,139.22 = 4,817.74/x
3. Step 3: Cross multiply
   8,796.62x = 12,139.22 × 4,817.74
4. Step 4: Simplify right side
   8,796.62x = 58,483,605.76
5. Step 5: Solve for x
   x = 58,483,605.76/8,796.62
6. Step 6: Final answer
   x = 6,648.42