Finding the Third Proportional to 300,436 and 467,898

Step by Step Solution

1. Step 1: Write the proportion equation
   300,436 : 467,898 = 467,898 : x
2. Step 2: Convert to fraction form
   300,436/467,898 = 467,898/x
3. Step 3: Cross multiply
   300,436x = 467,898 × 467,898
4. Step 4: Simplify right side
   300,436x = 218,928,538,404
5. Step 5: Solve for x
   x = 218,928,538,404/300,436
6. Step 6: Final answer
   x = 728,702.75