Finding the Third Proportional to 1,728,696 and 2,616,904

Step by Step Solution

1. Step 1: Write the proportion equation
   1,728,696 : 2,616,904 = 2,616,904 : x
2. Step 2: Convert to fraction form
   1,728,696/2,616,904 = 2,616,904/x
3. Step 3: Cross multiply
   1,728,696x = 2,616,904 × 2,616,904
4. Step 4: Simplify right side
   1,728,696x = 6,848,186,545,216
5. Step 5: Solve for x
   x = 6,848,186,545,216/1,728,696
6. Step 6: Final answer
   x = 3,961,475.32