Finding the Fourth Proportional to 8,076.54, 12,111.74 and 5,302.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,076.54 : 12,111.74 = 5,302.47 : x
2. Step 2: Convert to fraction form
   8,076.54/12,111.74 = 5,302.47/x
3. Step 3: Cross multiply
   8,076.54x = 12,111.74 × 5,302.47
4. Step 4: Simplify right side
   8,076.54x = 64,222,111.49
5. Step 5: Solve for x
   x = 64,222,111.49/8,076.54
6. Step 6: Final answer
   x = 7,951.69