Finding the Third Proportional to 149,510 and 231,736

Step by Step Solution

1. Step 1: Write the proportion equation
   149,510 : 231,736 = 231,736 : x
2. Step 2: Convert to fraction form
   149,510/231,736 = 231,736/x
3. Step 3: Cross multiply
   149,510x = 231,736 × 231,736
4. Step 4: Simplify right side
   149,510x = 53,701,573,696
5. Step 5: Solve for x
   x = 53,701,573,696/149,510
6. Step 6: Final answer
   x = 359,183.83