Finding the Third Proportional to 302,397 and 446,698.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,397 : 446,698.50 = 446,698.50 : x
2. Step 2: Convert to fraction form
   302,397/446,698.50 = 446,698.50/x
3. Step 3: Cross multiply
   302,397x = 446,698.50 × 446,698.50
4. Step 4: Simplify right side
   302,397x = 199,539,549,902.25
5. Step 5: Solve for x
   x = 199,539,549,902.25/302,397
6. Step 6: Final answer
   x = 659,859.56