Finding the Third Proportional to 79,575 and 175,710

Step by Step Solution

1. Step 1: Write the proportion equation
   79,575 : 175,710 = 175,710 : x
2. Step 2: Convert to fraction form
   79,575/175,710 = 175,710/x
3. Step 3: Cross multiply
   79,575x = 175,710 × 175,710
4. Step 4: Simplify right side
   79,575x = 30,874,004,100
5. Step 5: Solve for x
   x = 30,874,004,100/79,575
6. Step 6: Final answer
   x = 387,986.23