Finding the Fourth Proportional to 6,127.78, 8,455.03 and 3,608.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,127.78 : 8,455.03 = 3,608.98 : x
2. Step 2: Convert to fraction form
   6,127.78/8,455.03 = 3,608.98/x
3. Step 3: Cross multiply
   6,127.78x = 8,455.03 × 3,608.98
4. Step 4: Simplify right side
   6,127.78x = 30,514,034.17
5. Step 5: Solve for x
   x = 30,514,034.17/6,127.78
6. Step 6: Final answer
   x = 4,979.62