Finding the Fourth Proportional to 2,967.29, 4,450.89 and 1,211.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,967.29 : 4,450.89 = 1,211.91 : x
2. Step 2: Convert to fraction form
   2,967.29/4,450.89 = 1,211.91/x
3. Step 3: Cross multiply
   2,967.29x = 4,450.89 × 1,211.91
4. Step 4: Simplify right side
   2,967.29x = 5,394,060.91
5. Step 5: Solve for x
   x = 5,394,060.91/2,967.29
6. Step 6: Final answer
   x = 1,817.84