Finding the Third Proportional to 906,696 and 1,878,912

Step by Step Solution

1. Step 1: Write the proportion equation
   906,696 : 1,878,912 = 1,878,912 : x
2. Step 2: Convert to fraction form
   906,696/1,878,912 = 1,878,912/x
3. Step 3: Cross multiply
   906,696x = 1,878,912 × 1,878,912
4. Step 4: Simplify right side
   906,696x = 3,530,310,303,744
5. Step 5: Solve for x
   x = 3,530,310,303,744/906,696
6. Step 6: Final answer
   x = 3,893,598.63