Finding the Fourth Proportional to 1,333.70, 1,998.38 and 966.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.70 : 1,998.38 = 966.77 : x
2. Step 2: Convert to fraction form
   1,333.70/1,998.38 = 966.77/x
3. Step 3: Cross multiply
   1,333.70x = 1,998.38 × 966.77
4. Step 4: Simplify right side
   1,333.70x = 1,931,959.01
5. Step 5: Solve for x
   x = 1,931,959.01/1,333.70
6. Step 6: Final answer
   x = 1,448.58