Finding the Third Proportional to 139,947 and 301,998

Step by Step Solution

1. Step 1: Write the proportion equation
   139,947 : 301,998 = 301,998 : x
2. Step 2: Convert to fraction form
   139,947/301,998 = 301,998/x
3. Step 3: Cross multiply
   139,947x = 301,998 × 301,998
4. Step 4: Simplify right side
   139,947x = 91,202,792,004
5. Step 5: Solve for x
   x = 91,202,792,004/139,947
6. Step 6: Final answer
   x = 651,695.23