Finding the Third Proportional to 2,540.53 and 3,859.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.53 : 3,859.73 = 3,859.73 : x
2. Step 2: Convert to fraction form
   2,540.53/3,859.73 = 3,859.73/x
3. Step 3: Cross multiply
   2,540.53x = 3,859.73 × 3,859.73
4. Step 4: Simplify right side
   2,540.53x = 14,897,549.45
5. Step 5: Solve for x
   x = 14,897,549.45/2,540.53
6. Step 6: Final answer
   x = 5,863.95