Finding the Third Proportional to 168,320 and 362,072

Step by Step Solution

1. Step 1: Write the proportion equation
   168,320 : 362,072 = 362,072 : x
2. Step 2: Convert to fraction form
   168,320/362,072 = 362,072/x
3. Step 3: Cross multiply
   168,320x = 362,072 × 362,072
4. Step 4: Simplify right side
   168,320x = 131,096,133,184
5. Step 5: Solve for x
   x = 131,096,133,184/168,320
6. Step 6: Final answer
   x = 778,850.60