Finding the Third Proportional to 65,358 and 141,408

Step by Step Solution

1. Step 1: Write the proportion equation
   65,358 : 141,408 = 141,408 : x
2. Step 2: Convert to fraction form
   65,358/141,408 = 141,408/x
3. Step 3: Cross multiply
   65,358x = 141,408 × 141,408
4. Step 4: Simplify right side
   65,358x = 19,996,222,464
5. Step 5: Solve for x
   x = 19,996,222,464/65,358
6. Step 6: Final answer
   x = 305,949.12