Finding the Third Proportional to 205,704 and 301,428

Step by Step Solution

1. Step 1: Write the proportion equation
   205,704 : 301,428 = 301,428 : x
2. Step 2: Convert to fraction form
   205,704/301,428 = 301,428/x
3. Step 3: Cross multiply
   205,704x = 301,428 × 301,428
4. Step 4: Simplify right side
   205,704x = 90,858,839,184
5. Step 5: Solve for x
   x = 90,858,839,184/205,704
6. Step 6: Final answer
   x = 441,697.00