Finding the Fourth Proportional to 2,280.72, 3,419.43 and 1,842.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.72 : 3,419.43 = 1,842.51 : x
2. Step 2: Convert to fraction form
   2,280.72/3,419.43 = 1,842.51/x
3. Step 3: Cross multiply
   2,280.72x = 3,419.43 × 1,842.51
4. Step 4: Simplify right side
   2,280.72x = 6,300,333.97
5. Step 5: Solve for x
   x = 6,300,333.97/2,280.72
6. Step 6: Final answer
   x = 2,762.43