Finding the Fourth Proportional to 3,006.77, 4,152.72 and 2,965.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,006.77 : 4,152.72 = 2,965.79 : x
2. Step 2: Convert to fraction form
   3,006.77/4,152.72 = 2,965.79/x
3. Step 3: Cross multiply
   3,006.77x = 4,152.72 × 2,965.79
4. Step 4: Simplify right side
   3,006.77x = 12,316,074.69
5. Step 5: Solve for x
   x = 12,316,074.69/3,006.77
6. Step 6: Final answer
   x = 4,096.12