Finding the Fourth Proportional to 2,437.59, 3,364.77 and 1,443.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,437.59 : 3,364.77 = 1,443.21 : x
2. Step 2: Convert to fraction form
   2,437.59/3,364.77 = 1,443.21/x
3. Step 3: Cross multiply
   2,437.59x = 3,364.77 × 1,443.21
4. Step 4: Simplify right side
   2,437.59x = 4,856,069.71
5. Step 5: Solve for x
   x = 4,856,069.71/2,437.59
6. Step 6: Final answer
   x = 1,992.16