Finding the Fourth Proportional to 1,436.43, 2,155.71 and 942.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.43 : 2,155.71 = 942.84 : x
2. Step 2: Convert to fraction form
   1,436.43/2,155.71 = 942.84/x
3. Step 3: Cross multiply
   1,436.43x = 2,155.71 × 942.84
4. Step 4: Simplify right side
   1,436.43x = 2,032,493.15
5. Step 5: Solve for x
   x = 2,032,493.15/1,436.43
6. Step 6: Final answer
   x = 1,414.96