Finding the Third Proportional to 108,146 and 231,236

Step by Step Solution

1. Step 1: Write the proportion equation
   108,146 : 231,236 = 231,236 : x
2. Step 2: Convert to fraction form
   108,146/231,236 = 231,236/x
3. Step 3: Cross multiply
   108,146x = 231,236 × 231,236
4. Step 4: Simplify right side
   108,146x = 53,470,087,696
5. Step 5: Solve for x
   x = 53,470,087,696/108,146
6. Step 6: Final answer
   x = 494,425.02