Finding the Third Proportional to 65,158 and 141,974

Step by Step Solution

1. Step 1: Write the proportion equation
   65,158 : 141,974 = 141,974 : x
2. Step 2: Convert to fraction form
   65,158/141,974 = 141,974/x
3. Step 3: Cross multiply
   65,158x = 141,974 × 141,974
4. Step 4: Simplify right side
   65,158x = 20,156,616,676
5. Step 5: Solve for x
   x = 20,156,616,676/65,158
6. Step 6: Final answer
   x = 309,349.84