Finding the Fourth Proportional to 2,820.24, 4,224.88 and 1,843.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,820.24 : 4,224.88 = 1,843.38 : x
2. Step 2: Convert to fraction form
   2,820.24/4,224.88 = 1,843.38/x
3. Step 3: Cross multiply
   2,820.24x = 4,224.88 × 1,843.38
4. Step 4: Simplify right side
   2,820.24x = 7,788,059.29
5. Step 5: Solve for x
   x = 7,788,059.29/2,820.24
6. Step 6: Final answer
   x = 2,761.49