Finding the Fourth Proportional to 1,335.40, 1,834.82 and 1,250.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335.40 : 1,834.82 = 1,250.08 : x
2. Step 2: Convert to fraction form
   1,335.40/1,834.82 = 1,250.08/x
3. Step 3: Cross multiply
   1,335.40x = 1,834.82 × 1,250.08
4. Step 4: Simplify right side
   1,335.40x = 2,293,671.79
5. Step 5: Solve for x
   x = 2,293,671.79/1,335.40
6. Step 6: Final answer
   x = 1,717.59