Finding the Third Proportional to 302,224 and 661,760

Step by Step Solution

1. Step 1: Write the proportion equation
   302,224 : 661,760 = 661,760 : x
2. Step 2: Convert to fraction form
   302,224/661,760 = 661,760/x
3. Step 3: Cross multiply
   302,224x = 661,760 × 661,760
4. Step 4: Simplify right side
   302,224x = 437,926,297,600
5. Step 5: Solve for x
   x = 437,926,297,600/302,224
6. Step 6: Final answer
   x = 1,449,012.31