Finding the Fourth Proportional to 4,061.09, 6,086.72 and 1,977.97

Step by Step Solution

1. Step 1: Write the proportion equation
   4,061.09 : 6,086.72 = 1,977.97 : x
2. Step 2: Convert to fraction form
   4,061.09/6,086.72 = 1,977.97/x
3. Step 3: Cross multiply
   4,061.09x = 6,086.72 × 1,977.97
4. Step 4: Simplify right side
   4,061.09x = 12,039,339.29
5. Step 5: Solve for x
   x = 12,039,339.29/4,061.09
6. Step 6: Final answer
   x = 2,964.56