Finding the Fourth Proportional to 2,843.78, 4,264.45 and 896.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,843.78 : 4,264.45 = 896.13 : x
2. Step 2: Convert to fraction form
   2,843.78/4,264.45 = 896.13/x
3. Step 3: Cross multiply
   2,843.78x = 4,264.45 × 896.13
4. Step 4: Simplify right side
   2,843.78x = 3,821,499.34
5. Step 5: Solve for x
   x = 3,821,499.34/2,843.78
6. Step 6: Final answer
   x = 1,343.81