Finding the Third Proportional to 139,095 and 300,363

Step by Step Solution

1. Step 1: Write the proportion equation
   139,095 : 300,363 = 300,363 : x
2. Step 2: Convert to fraction form
   139,095/300,363 = 300,363/x
3. Step 3: Cross multiply
   139,095x = 300,363 × 300,363
4. Step 4: Simplify right side
   139,095x = 90,217,931,769
5. Step 5: Solve for x
   x = 90,217,931,769/139,095
6. Step 6: Final answer
   x = 648,606.58