Finding the Third Proportional to 2,859.75 and 3,722.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859.75 : 3,722.63 = 3,722.63 : x
2. Step 2: Convert to fraction form
   2,859.75/3,722.63 = 3,722.63/x
3. Step 3: Cross multiply
   2,859.75x = 3,722.63 × 3,722.63
4. Step 4: Simplify right side
   2,859.75x = 13,857,936.89
5. Step 5: Solve for x
   x = 13,857,936.89/2,859.75
6. Step 6: Final answer
   x = 4,845.86