Finding the Third Proportional to 72,346 and 150,236

Step by Step Solution

1. Step 1: Write the proportion equation
   72,346 : 150,236 = 150,236 : x
2. Step 2: Convert to fraction form
   72,346/150,236 = 150,236/x
3. Step 3: Cross multiply
   72,346x = 150,236 × 150,236
4. Step 4: Simplify right side
   72,346x = 22,570,855,696
5. Step 5: Solve for x
   x = 22,570,855,696/72,346
6. Step 6: Final answer
   x = 311,984.85