Finding the Fourth Proportional to 3,943.73, 5,918.43 and 2,300.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,943.73 : 5,918.43 = 2,300.78 : x
2. Step 2: Convert to fraction form
   3,943.73/5,918.43 = 2,300.78/x
3. Step 3: Cross multiply
   3,943.73x = 5,918.43 × 2,300.78
4. Step 4: Simplify right side
   3,943.73x = 13,617,005.38
5. Step 5: Solve for x
   x = 13,617,005.38/3,943.73
6. Step 6: Final answer
   x = 3,452.82