Finding the Fourth Proportional to 1,733.38, 2,597.82 and 1,321

Step by Step Solution

1. Step 1: Write the proportion equation
   1,733.38 : 2,597.82 = 1,321 : x
2. Step 2: Convert to fraction form
   1,733.38/2,597.82 = 1,321/x
3. Step 3: Cross multiply
   1,733.38x = 2,597.82 × 1,321
4. Step 4: Simplify right side
   1,733.38x = 3,431,720.22
5. Step 5: Solve for x
   x = 3,431,720.22/1,733.38
6. Step 6: Final answer
   x = 1,979.79