Finding the Fourth Proportional to 1,426.62, 1,968.94 and 837.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.62 : 1,968.94 = 837.35 : x
2. Step 2: Convert to fraction form
   1,426.62/1,968.94 = 837.35/x
3. Step 3: Cross multiply
   1,426.62x = 1,968.94 × 837.35
4. Step 4: Simplify right side
   1,426.62x = 1,648,691.91
5. Step 5: Solve for x
   x = 1,648,691.91/1,426.62
6. Step 6: Final answer
   x = 1,155.66