Finding the Third Proportional to 2,482.21 and 5,416.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,482.21 : 5,416.56 = 5,416.56 : x
2. Step 2: Convert to fraction form
   2,482.21/5,416.56 = 5,416.56/x
3. Step 3: Cross multiply
   2,482.21x = 5,416.56 × 5,416.56
4. Step 4: Simplify right side
   2,482.21x = 29,339,107.00
5. Step 5: Solve for x
   x = 29,339,107.00/2,482.21
6. Step 6: Final answer
   x = 11,819.77