Finding the Fourth Proportional to 3,018.84, 4,530.42 and 1,071

Step by Step Solution

1. Step 1: Write the proportion equation
   3,018.84 : 4,530.42 = 1,071 : x
2. Step 2: Convert to fraction form
   3,018.84/4,530.42 = 1,071/x
3. Step 3: Cross multiply
   3,018.84x = 4,530.42 × 1,071
4. Step 4: Simplify right side
   3,018.84x = 4,852,079.82
5. Step 5: Solve for x
   x = 4,852,079.82/3,018.84
6. Step 6: Final answer
   x = 1,607.27