Finding the Fourth Proportional to 2,043.31, 2,819.27 and 1,297

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.31 : 2,819.27 = 1,297 : x
2. Step 2: Convert to fraction form
   2,043.31/2,819.27 = 1,297/x
3. Step 3: Cross multiply
   2,043.31x = 2,819.27 × 1,297
4. Step 4: Simplify right side
   2,043.31x = 3,656,593.19
5. Step 5: Solve for x
   x = 3,656,593.19/2,043.31
6. Step 6: Final answer
   x = 1,789.54