Finding the Third Proportional to 617,824 and 1,353,736

Step by Step Solution

1. Step 1: Write the proportion equation
   617,824 : 1,353,736 = 1,353,736 : x
2. Step 2: Convert to fraction form
   617,824/1,353,736 = 1,353,736/x
3. Step 3: Cross multiply
   617,824x = 1,353,736 × 1,353,736
4. Step 4: Simplify right side
   617,824x = 1,832,601,157,696
5. Step 5: Solve for x
   x = 1,832,601,157,696/617,824
6. Step 6: Final answer
   x = 2,966,218.79