Finding the Fourth Proportional to 1,425.46, 1,966.69 and 835.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,425.46 : 1,966.69 = 835.99 : x
2. Step 2: Convert to fraction form
   1,425.46/1,966.69 = 835.99/x
3. Step 3: Cross multiply
   1,425.46x = 1,966.69 × 835.99
4. Step 4: Simplify right side
   1,425.46x = 1,644,133.17
5. Step 5: Solve for x
   x = 1,644,133.17/1,425.46
6. Step 6: Final answer
   x = 1,153.41