Finding the Third Proportional to 919,128 and 1,944,240

Step by Step Solution

1. Step 1: Write the proportion equation
   919,128 : 1,944,240 = 1,944,240 : x
2. Step 2: Convert to fraction form
   919,128/1,944,240 = 1,944,240/x
3. Step 3: Cross multiply
   919,128x = 1,944,240 × 1,944,240
4. Step 4: Simplify right side
   919,128x = 3,780,069,177,600
5. Step 5: Solve for x
   x = 3,780,069,177,600/919,128
6. Step 6: Final answer
   x = 4,112,668.94