Finding the Third Proportional to 1,305,696 and 2,768,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,305,696 : 2,768,208 = 2,768,208 : x
2. Step 2: Convert to fraction form
   1,305,696/2,768,208 = 2,768,208/x
3. Step 3: Cross multiply
   1,305,696x = 2,768,208 × 2,768,208
4. Step 4: Simplify right side
   1,305,696x = 7,662,975,531,264
5. Step 5: Solve for x
   x = 7,662,975,531,264/1,305,696
6. Step 6: Final answer
   x = 5,868,881.83