Finding the Fourth Proportional to 1,444.55, 1,991.79 and 1,366.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.55 : 1,991.79 = 1,366.70 : x
2. Step 2: Convert to fraction form
   1,444.55/1,991.79 = 1,366.70/x
3. Step 3: Cross multiply
   1,444.55x = 1,991.79 × 1,366.70
4. Step 4: Simplify right side
   1,444.55x = 2,722,179.39
5. Step 5: Solve for x
   x = 2,722,179.39/1,444.55
6. Step 6: Final answer
   x = 1,884.45