Finding the Third Proportional to 152,354 and 356,045

Step by Step Solution

1. Step 1: Write the proportion equation
   152,354 : 356,045 = 356,045 : x
2. Step 2: Convert to fraction form
   152,354/356,045 = 356,045/x
3. Step 3: Cross multiply
   152,354x = 356,045 × 356,045
4. Step 4: Simplify right side
   152,354x = 126,768,042,025
5. Step 5: Solve for x
   x = 126,768,042,025/152,354
6. Step 6: Final answer
   x = 832,062.45