Finding the Third Proportional to 118,946 and 259,780

Step by Step Solution

1. Step 1: Write the proportion equation
   118,946 : 259,780 = 259,780 : x
2. Step 2: Convert to fraction form
   118,946/259,780 = 259,780/x
3. Step 3: Cross multiply
   118,946x = 259,780 × 259,780
4. Step 4: Simplify right side
   118,946x = 67,485,648,400
5. Step 5: Solve for x
   x = 67,485,648,400/118,946
6. Step 6: Final answer
   x = 567,363.75