Finding the Third Proportional to 3,380.63 and 3,676.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380.63 : 3,676.50 = 3,676.50 : x
2. Step 2: Convert to fraction form
   3,380.63/3,676.50 = 3,676.50/x
3. Step 3: Cross multiply
   3,380.63x = 3,676.50 × 3,676.50
4. Step 4: Simplify right side
   3,380.63x = 13,516,652.25
5. Step 5: Solve for x
   x = 13,516,652.25/3,380.63
6. Step 6: Final answer
   x = 3,998.27