Finding the Fourth Proportional to 8,770.61, 12,103.61 and 4,791.97

Step by Step Solution

1. Step 1: Write the proportion equation
   8,770.61 : 12,103.61 = 4,791.97 : x
2. Step 2: Convert to fraction form
   8,770.61/12,103.61 = 4,791.97/x
3. Step 3: Cross multiply
   8,770.61x = 12,103.61 × 4,791.97
4. Step 4: Simplify right side
   8,770.61x = 58,000,102.60
5. Step 5: Solve for x
   x = 58,000,102.60/8,770.61
6. Step 6: Final answer
   x = 6,613.01