Finding the Third Proportional to 899,378 and 1,926,268

Step by Step Solution

1. Step 1: Write the proportion equation
   899,378 : 1,926,268 = 1,926,268 : x
2. Step 2: Convert to fraction form
   899,378/1,926,268 = 1,926,268/x
3. Step 3: Cross multiply
   899,378x = 1,926,268 × 1,926,268
4. Step 4: Simplify right side
   899,378x = 3,710,508,407,824
5. Step 5: Solve for x
   x = 3,710,508,407,824/899,378
6. Step 6: Final answer
   x = 4,125,638.39