Finding the Fourth Proportional to 1,962.59, 2,942.69 and 835.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962.59 : 2,942.69 = 835.53 : x
2. Step 2: Convert to fraction form
   1,962.59/2,942.69 = 835.53/x
3. Step 3: Cross multiply
   1,962.59x = 2,942.69 × 835.53
4. Step 4: Simplify right side
   1,962.59x = 2,458,701.60
5. Step 5: Solve for x
   x = 2,458,701.60/1,962.59
6. Step 6: Final answer
   x = 1,252.79