Finding the Fourth Proportional to 1,436.46, 1,982.76 and 847.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.46 : 1,982.76 = 847.14 : x
2. Step 2: Convert to fraction form
   1,436.46/1,982.76 = 847.14/x
3. Step 3: Cross multiply
   1,436.46x = 1,982.76 × 847.14
4. Step 4: Simplify right side
   1,436.46x = 1,679,675.31
5. Step 5: Solve for x
   x = 1,679,675.31/1,436.46
6. Step 6: Final answer
   x = 1,169.32