Finding the Fourth Proportional to 8,047.20, 12,066.27 and 2,779.74

Step by Step Solution

1. Step 1: Write the proportion equation
   8,047.20 : 12,066.27 = 2,779.74 : x
2. Step 2: Convert to fraction form
   8,047.20/12,066.27 = 2,779.74/x
3. Step 3: Cross multiply
   8,047.20x = 12,066.27 × 2,779.74
4. Step 4: Simplify right side
   8,047.20x = 33,541,093.37
5. Step 5: Solve for x
   x = 33,541,093.37/8,047.20
6. Step 6: Final answer
   x = 4,168.05