Finding the Third Proportional to 120,960 and 262,692

Step by Step Solution

1. Step 1: Write the proportion equation
   120,960 : 262,692 = 262,692 : x
2. Step 2: Convert to fraction form
   120,960/262,692 = 262,692/x
3. Step 3: Cross multiply
   120,960x = 262,692 × 262,692
4. Step 4: Simplify right side
   120,960x = 69,007,086,864
5. Step 5: Solve for x
   x = 69,007,086,864/120,960
6. Step 6: Final answer
   x = 570,495.10