Finding the Third Proportional to 379,082 and 570,162

Step by Step Solution

1. Step 1: Write the proportion equation
   379,082 : 570,162 = 570,162 : x
2. Step 2: Convert to fraction form
   379,082/570,162 = 570,162/x
3. Step 3: Cross multiply
   379,082x = 570,162 × 570,162
4. Step 4: Simplify right side
   379,082x = 325,084,706,244
5. Step 5: Solve for x
   x = 325,084,706,244/379,082
6. Step 6: Final answer
   x = 857,557.75