Finding the Fourth Proportional to 2,842.48, 3,922.50 and 2,055.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,842.48 : 3,922.50 = 2,055.16 : x
2. Step 2: Convert to fraction form
   2,842.48/3,922.50 = 2,055.16/x
3. Step 3: Cross multiply
   2,842.48x = 3,922.50 × 2,055.16
4. Step 4: Simplify right side
   2,842.48x = 8,061,365.10
5. Step 5: Solve for x
   x = 8,061,365.10/2,842.48
6. Step 6: Final answer
   x = 2,836.03