Finding the Fourth Proportional to 1,446.40, 1,996.34 and 914.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.40 : 1,996.34 = 914.94 : x
2. Step 2: Convert to fraction form
   1,446.40/1,996.34 = 914.94/x
3. Step 3: Cross multiply
   1,446.40x = 1,996.34 × 914.94
4. Step 4: Simplify right side
   1,446.40x = 1,826,531.32
5. Step 5: Solve for x
   x = 1,826,531.32/1,446.40
6. Step 6: Final answer
   x = 1,262.81