Finding the Fourth Proportional to 2,897.34, 3,992.81 and 2,844.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,897.34 : 3,992.81 = 2,844.02 : x
2. Step 2: Convert to fraction form
   2,897.34/3,992.81 = 2,844.02/x
3. Step 3: Cross multiply
   2,897.34x = 3,992.81 × 2,844.02
4. Step 4: Simplify right side
   2,897.34x = 11,355,627.26
5. Step 5: Solve for x
   x = 11,355,627.26/2,897.34
6. Step 6: Final answer
   x = 3,919.33