Finding the Third Proportional to 175,502 and 379,012

Step by Step Solution

1. Step 1: Write the proportion equation
   175,502 : 379,012 = 379,012 : x
2. Step 2: Convert to fraction form
   175,502/379,012 = 379,012/x
3. Step 3: Cross multiply
   175,502x = 379,012 × 379,012
4. Step 4: Simplify right side
   175,502x = 143,650,096,144
5. Step 5: Solve for x
   x = 143,650,096,144/175,502
6. Step 6: Final answer
   x = 818,509.74