Finding the Fourth Proportional to 2,407.10, 3,611.35 and 1,019.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,407.10 : 3,611.35 = 1,019.76 : x
2. Step 2: Convert to fraction form
   2,407.10/3,611.35 = 1,019.76/x
3. Step 3: Cross multiply
   2,407.10x = 3,611.35 × 1,019.76
4. Step 4: Simplify right side
   2,407.10x = 3,682,710.28
5. Step 5: Solve for x
   x = 3,682,710.28/2,407.10
6. Step 6: Final answer
   x = 1,529.94