Finding the Fourth Proportional to 1,694.10, 2,335.72 and 1,296.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,694.10 : 2,335.72 = 1,296.24 : x
2. Step 2: Convert to fraction form
   1,694.10/2,335.72 = 1,296.24/x
3. Step 3: Cross multiply
   1,694.10x = 2,335.72 × 1,296.24
4. Step 4: Simplify right side
   1,694.10x = 3,027,653.69
5. Step 5: Solve for x
   x = 3,027,653.69/1,694.10
6. Step 6: Final answer
   x = 1,787.18