Finding the Third Proportional to 70,569 and 146,970

Step by Step Solution

1. Step 1: Write the proportion equation
   70,569 : 146,970 = 146,970 : x
2. Step 2: Convert to fraction form
   70,569/146,970 = 146,970/x
3. Step 3: Cross multiply
   70,569x = 146,970 × 146,970
4. Step 4: Simplify right side
   70,569x = 21,600,180,900
5. Step 5: Solve for x
   x = 21,600,180,900/70,569
6. Step 6: Final answer
   x = 306,085.97