Finding the Third Proportional to 3,914.25 and 8,151.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914.25 : 8,151.94 = 8,151.94 : x
2. Step 2: Convert to fraction form
   3,914.25/8,151.94 = 8,151.94/x
3. Step 3: Cross multiply
   3,914.25x = 8,151.94 × 8,151.94
4. Step 4: Simplify right side
   3,914.25x = 66,454,085.00
5. Step 5: Solve for x
   x = 66,454,085.00/3,914.25
6. Step 6: Final answer
   x = 16,977.48