Finding the Third Proportional to 2,890.94 and 3,843.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,890.94 : 3,843.28 = 3,843.28 : x
2. Step 2: Convert to fraction form
   2,890.94/3,843.28 = 3,843.28/x
3. Step 3: Cross multiply
   2,890.94x = 3,843.28 × 3,843.28
4. Step 4: Simplify right side
   2,890.94x = 14,770,810.77
5. Step 5: Solve for x
   x = 14,770,810.77/2,890.94
6. Step 6: Final answer
   x = 5,109.35