Finding the Fourth Proportional to 1,424.67, 1,966.05 and 835.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,424.67 : 1,966.05 = 835.22 : x
2. Step 2: Convert to fraction form
   1,424.67/1,966.05 = 835.22/x
3. Step 3: Cross multiply
   1,424.67x = 1,966.05 × 835.22
4. Step 4: Simplify right side
   1,424.67x = 1,642,084.28
5. Step 5: Solve for x
   x = 1,642,084.28/1,424.67
6. Step 6: Final answer
   x = 1,152.61