Finding the Fourth Proportional to 1,359.84, 1,874.01 and 966.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.84 : 1,874.01 = 966.18 : x
2. Step 2: Convert to fraction form
   1,359.84/1,874.01 = 966.18/x
3. Step 3: Cross multiply
   1,359.84x = 1,874.01 × 966.18
4. Step 4: Simplify right side
   1,359.84x = 1,810,630.98
5. Step 5: Solve for x
   x = 1,810,630.98/1,359.84
6. Step 6: Final answer
   x = 1,331.50