Finding the Third Proportional to 3,994 and 5,719.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994 : 5,719.25 = 5,719.25 : x
2. Step 2: Convert to fraction form
   3,994/5,719.25 = 5,719.25/x
3. Step 3: Cross multiply
   3,994x = 5,719.25 × 5,719.25
4. Step 4: Simplify right side
   3,994x = 32,709,820.56
5. Step 5: Solve for x
   x = 32,709,820.56/3,994
6. Step 6: Final answer
   x = 8,189.74