Finding the Fourth Proportional to 2,132.67, 3,200.82 and 835.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,132.67 : 3,200.82 = 835.05 : x
2. Step 2: Convert to fraction form
   2,132.67/3,200.82 = 835.05/x
3. Step 3: Cross multiply
   2,132.67x = 3,200.82 × 835.05
4. Step 4: Simplify right side
   2,132.67x = 2,672,844.74
5. Step 5: Solve for x
   x = 2,672,844.74/2,132.67
6. Step 6: Final answer
   x = 1,253.29