Finding the Third Proportional to 162,928 and 340,752

Step by Step Solution

1. Step 1: Write the proportion equation
   162,928 : 340,752 = 340,752 : x
2. Step 2: Convert to fraction form
   162,928/340,752 = 340,752/x
3. Step 3: Cross multiply
   162,928x = 340,752 × 340,752
4. Step 4: Simplify right side
   162,928x = 116,111,925,504
5. Step 5: Solve for x
   x = 116,111,925,504/162,928
6. Step 6: Final answer
   x = 712,657.89