Finding the Third Proportional to 617,724 and 1,353,546

Step by Step Solution

1. Step 1: Write the proportion equation
   617,724 : 1,353,546 = 1,353,546 : x
2. Step 2: Convert to fraction form
   617,724/1,353,546 = 1,353,546/x
3. Step 3: Cross multiply
   617,724x = 1,353,546 × 1,353,546
4. Step 4: Simplify right side
   617,724x = 1,832,086,774,116
5. Step 5: Solve for x
   x = 1,832,086,774,116/617,724
6. Step 6: Final answer
   x = 2,965,866.27