Finding the Fourth Proportional to 8,273.52, 12,407.04 and 3,076.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,273.52 : 12,407.04 = 3,076.56 : x
2. Step 2: Convert to fraction form
   8,273.52/12,407.04 = 3,076.56/x
3. Step 3: Cross multiply
   8,273.52x = 12,407.04 × 3,076.56
4. Step 4: Simplify right side
   8,273.52x = 38,171,002.98
5. Step 5: Solve for x
   x = 38,171,002.98/8,273.52
6. Step 6: Final answer
   x = 4,613.64