Finding the Third Proportional to 778,946 and 1,698,180

Step by Step Solution

1. Step 1: Write the proportion equation
   778,946 : 1,698,180 = 1,698,180 : x
2. Step 2: Convert to fraction form
   778,946/1,698,180 = 1,698,180/x
3. Step 3: Cross multiply
   778,946x = 1,698,180 × 1,698,180
4. Step 4: Simplify right side
   778,946x = 2,883,815,312,400
5. Step 5: Solve for x
   x = 2,883,815,312,400/778,946
6. Step 6: Final answer
   x = 3,702,201.84