Finding the Fourth Proportional to 8,742.56, 12,065.00 and 4,965.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,742.56 : 12,065.00 = 4,965.89 : x
2. Step 2: Convert to fraction form
   8,742.56/12,065.00 = 4,965.89/x
3. Step 3: Cross multiply
   8,742.56x = 12,065.00 × 4,965.89
4. Step 4: Simplify right side
   8,742.56x = 59,913,377.70
5. Step 5: Solve for x
   x = 59,913,377.70/8,742.56
6. Step 6: Final answer
   x = 6,853.07