Finding the Fourth Proportional to 1,729.58, 2,590.46 and 1,336.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,729.58 : 2,590.46 = 1,336.82 : x
2. Step 2: Convert to fraction form
   1,729.58/2,590.46 = 1,336.82/x
3. Step 3: Cross multiply
   1,729.58x = 2,590.46 × 1,336.82
4. Step 4: Simplify right side
   1,729.58x = 3,462,978.74
5. Step 5: Solve for x
   x = 3,462,978.74/1,729.58
6. Step 6: Final answer
   x = 2,002.21