Finding the Fourth Proportional to 3,484.28, 5,227.10 and 1,019.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,484.28 : 5,227.10 = 1,019.14 : x
2. Step 2: Convert to fraction form
   3,484.28/5,227.10 = 1,019.14/x
3. Step 3: Cross multiply
   3,484.28x = 5,227.10 × 1,019.14
4. Step 4: Simplify right side
   3,484.28x = 5,327,146.69
5. Step 5: Solve for x
   x = 5,327,146.69/3,484.28
6. Step 6: Final answer
   x = 1,528.91