Finding the Fourth Proportional to 2,406.38, 3,610.98 and 1,019.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.38 : 3,610.98 = 1,019.66 : x
2. Step 2: Convert to fraction form
   2,406.38/3,610.98 = 1,019.66/x
3. Step 3: Cross multiply
   2,406.38x = 3,610.98 × 1,019.66
4. Step 4: Simplify right side
   2,406.38x = 3,681,953.81
5. Step 5: Solve for x
   x = 3,681,953.81/2,406.38
6. Step 6: Final answer
   x = 1,530.08