Finding the Fourth Proportional to 8,047.32, 12,066.53 and 2,779.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,047.32 : 12,066.53 = 2,779.49 : x
2. Step 2: Convert to fraction form
   8,047.32/12,066.53 = 2,779.49/x
3. Step 3: Cross multiply
   8,047.32x = 12,066.53 × 2,779.49
4. Step 4: Simplify right side
   8,047.32x = 33,538,725.24
5. Step 5: Solve for x
   x = 33,538,725.24/8,047.32
6. Step 6: Final answer
   x = 4,167.69