Finding the Fourth Proportional to 8,769.55, 12,101.82 and 4,790.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,769.55 : 12,101.82 = 4,790.56 : x
2. Step 2: Convert to fraction form
   8,769.55/12,101.82 = 4,790.56/x
3. Step 3: Cross multiply
   8,769.55x = 12,101.82 × 4,790.56
4. Step 4: Simplify right side
   8,769.55x = 57,974,494.82
5. Step 5: Solve for x
   x = 57,974,494.82/8,769.55
6. Step 6: Final answer
   x = 6,610.89