Finding the Third Proportional to 1,773.56 and 3,859.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.56 : 3,859.31 = 3,859.31 : x
2. Step 2: Convert to fraction form
   1,773.56/3,859.31 = 3,859.31/x
3. Step 3: Cross multiply
   1,773.56x = 3,859.31 × 3,859.31
4. Step 4: Simplify right side
   1,773.56x = 14,894,292.97
5. Step 5: Solve for x
   x = 14,894,292.97/1,773.56
6. Step 6: Final answer
   x = 8,397.95