Finding the Third Proportional to 144,870 and 230,517

Step by Step Solution

1. Step 1: Write the proportion equation
   144,870 : 230,517 = 230,517 : x
2. Step 2: Convert to fraction form
   144,870/230,517 = 230,517/x
3. Step 3: Cross multiply
   144,870x = 230,517 × 230,517
4. Step 4: Simplify right side
   144,870x = 53,138,087,289
5. Step 5: Solve for x
   x = 53,138,087,289/144,870
6. Step 6: Final answer
   x = 366,798.42