Finding the Third Proportional to 917,782 and 1,968,424

Step by Step Solution

1. Step 1: Write the proportion equation
   917,782 : 1,968,424 = 1,968,424 : x
2. Step 2: Convert to fraction form
   917,782/1,968,424 = 1,968,424/x
3. Step 3: Cross multiply
   917,782x = 1,968,424 × 1,968,424
4. Step 4: Simplify right side
   917,782x = 3,874,693,043,776
5. Step 5: Solve for x
   x = 3,874,693,043,776/917,782
6. Step 6: Final answer
   x = 4,221,801.09