Finding the Third Proportional to 67,068 and 146,424

Step by Step Solution

1. Step 1: Write the proportion equation
   67,068 : 146,424 = 146,424 : x
2. Step 2: Convert to fraction form
   67,068/146,424 = 146,424/x
3. Step 3: Cross multiply
   67,068x = 146,424 × 146,424
4. Step 4: Simplify right side
   67,068x = 21,439,987,776
5. Step 5: Solve for x
   x = 21,439,987,776/67,068
6. Step 6: Final answer
   x = 319,675.37