Finding the Fourth Proportional to 2,541.39, 3,801.69 and 1,920.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.39 : 3,801.69 = 1,920.48 : x
2. Step 2: Convert to fraction form
   2,541.39/3,801.69 = 1,920.48/x
3. Step 3: Cross multiply
   2,541.39x = 3,801.69 × 1,920.48
4. Step 4: Simplify right side
   2,541.39x = 7,301,069.61
5. Step 5: Solve for x
   x = 7,301,069.61/2,541.39
6. Step 6: Final answer
   x = 2,872.86