Finding the Third Proportional to 236,380 and 492,704

Step by Step Solution

1. Step 1: Write the proportion equation
   236,380 : 492,704 = 492,704 : x
2. Step 2: Convert to fraction form
   236,380/492,704 = 492,704/x
3. Step 3: Cross multiply
   236,380x = 492,704 × 492,704
4. Step 4: Simplify right side
   236,380x = 242,757,231,616
5. Step 5: Solve for x
   x = 242,757,231,616/236,380
6. Step 6: Final answer
   x = 1,026,978.73