Finding the Fourth Proportional to 2,851.86, 4,274.90 and 1,368.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,851.86 : 4,274.90 = 1,368.89 : x
2. Step 2: Convert to fraction form
   2,851.86/4,274.90 = 1,368.89/x
3. Step 3: Cross multiply
   2,851.86x = 4,274.90 × 1,368.89
4. Step 4: Simplify right side
   2,851.86x = 5,851,867.86
5. Step 5: Solve for x
   x = 5,851,867.86/2,851.86
6. Step 6: Final answer
   x = 2,051.95