Finding the Third Proportional to 304,801.50 and 669,936

Step by Step Solution

1. Step 1: Write the proportion equation
   304,801.50 : 669,936 = 669,936 : x
2. Step 2: Convert to fraction form
   304,801.50/669,936 = 669,936/x
3. Step 3: Cross multiply
   304,801.50x = 669,936 × 669,936
4. Step 4: Simplify right side
   304,801.50x = 448,814,244,096
5. Step 5: Solve for x
   x = 448,814,244,096/304,801.50
6. Step 6: Final answer
   x = 1,472,480.43