Finding the Fourth Proportional to 2,059.99, 3,089.61 and 1,019.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.99 : 3,089.61 = 1,019.66 : x
2. Step 2: Convert to fraction form
   2,059.99/3,089.61 = 1,019.66/x
3. Step 3: Cross multiply
   2,059.99x = 3,089.61 × 1,019.66
4. Step 4: Simplify right side
   2,059.99x = 3,150,336.28
5. Step 5: Solve for x
   x = 3,150,336.28/2,059.99
6. Step 6: Final answer
   x = 1,529.30