Finding the Third Proportional to 144,892 and 307,226

Step by Step Solution

1. Step 1: Write the proportion equation
   144,892 : 307,226 = 307,226 : x
2. Step 2: Convert to fraction form
   144,892/307,226 = 307,226/x
3. Step 3: Cross multiply
   144,892x = 307,226 × 307,226
4. Step 4: Simplify right side
   144,892x = 94,387,815,076
5. Step 5: Solve for x
   x = 94,387,815,076/144,892
6. Step 6: Final answer
   x = 651,435.66