Finding the Third Proportional to 139,396 and 301,796

Step by Step Solution

1. Step 1: Write the proportion equation
   139,396 : 301,796 = 301,796 : x
2. Step 2: Convert to fraction form
   139,396/301,796 = 301,796/x
3. Step 3: Cross multiply
   139,396x = 301,796 × 301,796
4. Step 4: Simplify right side
   139,396x = 91,080,825,616
5. Step 5: Solve for x
   x = 91,080,825,616/139,396
6. Step 6: Final answer
   x = 653,396.26