Finding the Third Proportional to 146,272 and 304,040

Step by Step Solution

1. Step 1: Write the proportion equation
   146,272 : 304,040 = 304,040 : x
2. Step 2: Convert to fraction form
   146,272/304,040 = 304,040/x
3. Step 3: Cross multiply
   146,272x = 304,040 × 304,040
4. Step 4: Simplify right side
   146,272x = 92,440,321,600
5. Step 5: Solve for x
   x = 92,440,321,600/146,272
6. Step 6: Final answer
   x = 631,975.51