Finding the Third Proportional to 143,734 and 302,362

Step by Step Solution

1. Step 1: Write the proportion equation
   143,734 : 302,362 = 302,362 : x
2. Step 2: Convert to fraction form
   143,734/302,362 = 302,362/x
3. Step 3: Cross multiply
   143,734x = 302,362 × 302,362
4. Step 4: Simplify right side
   143,734x = 91,422,779,044
5. Step 5: Solve for x
   x = 91,422,779,044/143,734
6. Step 6: Final answer
   x = 636,055.35