Finding the Fourth Proportional to 8,077.96, 12,118.17 and 2,530.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,077.96 : 12,118.17 = 2,530.69 : x
2. Step 2: Convert to fraction form
   8,077.96/12,118.17 = 2,530.69/x
3. Step 3: Cross multiply
   8,077.96x = 12,118.17 × 2,530.69
4. Step 4: Simplify right side
   8,077.96x = 30,667,331.64
5. Step 5: Solve for x
   x = 30,667,331.64/8,077.96
6. Step 6: Final answer
   x = 3,796.42