Finding the Fourth Proportional to 2,839.55, 4,261.52 and 1,968.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,839.55 : 4,261.52 = 1,968.15 : x
2. Step 2: Convert to fraction form
   2,839.55/4,261.52 = 1,968.15/x
3. Step 3: Cross multiply
   2,839.55x = 4,261.52 × 1,968.15
4. Step 4: Simplify right side
   2,839.55x = 8,387,297.83
5. Step 5: Solve for x
   x = 8,387,297.83/2,839.55
6. Step 6: Final answer
   x = 2,953.74