Finding the Third Proportional to 341,907 and 488,196

Step by Step Solution

1. Step 1: Write the proportion equation
   341,907 : 488,196 = 488,196 : x
2. Step 2: Convert to fraction form
   341,907/488,196 = 488,196/x
3. Step 3: Cross multiply
   341,907x = 488,196 × 488,196
4. Step 4: Simplify right side
   341,907x = 238,335,334,416
5. Step 5: Solve for x
   x = 238,335,334,416/341,907
6. Step 6: Final answer
   x = 697,076.50