Finding the Fourth Proportional to 4,018.01, 5,545.49 and 3,071.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,018.01 : 5,545.49 = 3,071.98 : x
2. Step 2: Convert to fraction form
   4,018.01/5,545.49 = 3,071.98/x
3. Step 3: Cross multiply
   4,018.01x = 5,545.49 × 3,071.98
4. Step 4: Simplify right side
   4,018.01x = 17,035,634.37
5. Step 5: Solve for x
   x = 17,035,634.37/4,018.01
6. Step 6: Final answer
   x = 4,239.82