Finding the Third Proportional to 145,845 and 224,990

Step by Step Solution

1. Step 1: Write the proportion equation
   145,845 : 224,990 = 224,990 : x
2. Step 2: Convert to fraction form
   145,845/224,990 = 224,990/x
3. Step 3: Cross multiply
   145,845x = 224,990 × 224,990
4. Step 4: Simplify right side
   145,845x = 50,620,500,100
5. Step 5: Solve for x
   x = 50,620,500,100/145,845
6. Step 6: Final answer
   x = 347,084.23