Finding the Fourth Proportional to 2,814.96, 4,219.62 and 964.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,814.96 : 4,219.62 = 964.82 : x
2. Step 2: Convert to fraction form
   2,814.96/4,219.62 = 964.82/x
3. Step 3: Cross multiply
   2,814.96x = 4,219.62 × 964.82
4. Step 4: Simplify right side
   2,814.96x = 4,071,173.77
5. Step 5: Solve for x
   x = 4,071,173.77/2,814.96
6. Step 6: Final answer
   x = 1,446.26