Finding the Third Proportional to 2,900 and 7,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900 : 7,009.50 = 7,009.50 : x
2. Step 2: Convert to fraction form
   2,900/7,009.50 = 7,009.50/x
3. Step 3: Cross multiply
   2,900x = 7,009.50 × 7,009.50
4. Step 4: Simplify right side
   2,900x = 49,133,090.25
5. Step 5: Solve for x
   x = 49,133,090.25/2,900
6. Step 6: Final answer
   x = 16,942.44