Finding the Third Proportional to 139,516 and 301,496

Step by Step Solution

1. Step 1: Write the proportion equation
   139,516 : 301,496 = 301,496 : x
2. Step 2: Convert to fraction form
   139,516/301,496 = 301,496/x
3. Step 3: Cross multiply
   139,516x = 301,496 × 301,496
4. Step 4: Simplify right side
   139,516x = 90,899,838,016
5. Step 5: Solve for x
   x = 90,899,838,016/139,516
6. Step 6: Final answer
   x = 651,537.01