Finding the Fourth Proportional to 2,219.56, 3,062.46 and 1,433.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219.56 : 3,062.46 = 1,433.47 : x
2. Step 2: Convert to fraction form
   2,219.56/3,062.46 = 1,433.47/x
3. Step 3: Cross multiply
   2,219.56x = 3,062.46 × 1,433.47
4. Step 4: Simplify right side
   2,219.56x = 4,389,944.54
5. Step 5: Solve for x
   x = 4,389,944.54/2,219.56
6. Step 6: Final answer
   x = 1,977.84