Finding the Fourth Proportional to 2,011.50, 3,014.69 and 1,074.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.50 : 3,014.69 = 1,074.87 : x
2. Step 2: Convert to fraction form
   2,011.50/3,014.69 = 1,074.87/x
3. Step 3: Cross multiply
   2,011.50x = 3,014.69 × 1,074.87
4. Step 4: Simplify right side
   2,011.50x = 3,240,394.47
5. Step 5: Solve for x
   x = 3,240,394.47/2,011.50
6. Step 6: Final answer
   x = 1,610.93