Finding the Third Proportional to 143,176.50 and 296,262

Step by Step Solution

1. Step 1: Write the proportion equation
   143,176.50 : 296,262 = 296,262 : x
2. Step 2: Convert to fraction form
   143,176.50/296,262 = 296,262/x
3. Step 3: Cross multiply
   143,176.50x = 296,262 × 296,262
4. Step 4: Simplify right side
   143,176.50x = 87,771,172,644
5. Step 5: Solve for x
   x = 87,771,172,644/143,176.50
6. Step 6: Final answer
   x = 613,027.78