Finding the Fourth Proportional to 1,765.88, 2,649.46 and 1,443.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,765.88 : 2,649.46 = 1,443.32 : x
2. Step 2: Convert to fraction form
   1,765.88/2,649.46 = 1,443.32/x
3. Step 3: Cross multiply
   1,765.88x = 2,649.46 × 1,443.32
4. Step 4: Simplify right side
   1,765.88x = 3,824,018.61
5. Step 5: Solve for x
   x = 3,824,018.61/1,765.88
6. Step 6: Final answer
   x = 2,165.50