Finding the Third Proportional to 917,794 and 1,968,390

Step by Step Solution

1. Step 1: Write the proportion equation
   917,794 : 1,968,390 = 1,968,390 : x
2. Step 2: Convert to fraction form
   917,794/1,968,390 = 1,968,390/x
3. Step 3: Cross multiply
   917,794x = 1,968,390 × 1,968,390
4. Step 4: Simplify right side
   917,794x = 3,874,559,192,100
5. Step 5: Solve for x
   x = 3,874,559,192,100/917,794
6. Step 6: Final answer
   x = 4,221,600.05