Finding the Third Proportional to 509,211 and 1,116,270

Step by Step Solution

1. Step 1: Write the proportion equation
   509,211 : 1,116,270 = 1,116,270 : x
2. Step 2: Convert to fraction form
   509,211/1,116,270 = 1,116,270/x
3. Step 3: Cross multiply
   509,211x = 1,116,270 × 1,116,270
4. Step 4: Simplify right side
   509,211x = 1,246,058,712,900
5. Step 5: Solve for x
   x = 1,246,058,712,900/509,211
6. Step 6: Final answer
   x = 2,447,038.09