Finding the Fourth Proportional to 1,644.59, 2,267.18 and 1,014.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,644.59 : 2,267.18 = 1,014.70 : x
2. Step 2: Convert to fraction form
   1,644.59/2,267.18 = 1,014.70/x
3. Step 3: Cross multiply
   1,644.59x = 2,267.18 × 1,014.70
4. Step 4: Simplify right side
   1,644.59x = 2,300,510.57
5. Step 5: Solve for x
   x = 2,300,510.57/1,644.59
6. Step 6: Final answer
   x = 1,398.83