Finding the Third Proportional to 141,646 and 305,150

Step by Step Solution

1. Step 1: Write the proportion equation
   141,646 : 305,150 = 305,150 : x
2. Step 2: Convert to fraction form
   141,646/305,150 = 305,150/x
3. Step 3: Cross multiply
   141,646x = 305,150 × 305,150
4. Step 4: Simplify right side
   141,646x = 93,116,522,500
5. Step 5: Solve for x
   x = 93,116,522,500/141,646
6. Step 6: Final answer
   x = 657,389.00