Finding the Third Proportional to 2,207 and 3,249.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,207 : 3,249.50 = 3,249.50 : x
2. Step 2: Convert to fraction form
   2,207/3,249.50 = 3,249.50/x
3. Step 3: Cross multiply
   2,207x = 3,249.50 × 3,249.50
4. Step 4: Simplify right side
   2,207x = 10,559,250.25
5. Step 5: Solve for x
   x = 10,559,250.25/2,207
6. Step 6: Final answer
   x = 4,784.44