Finding the Third Proportional to 1,048,378 and 2,268,132

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048,378 : 2,268,132 = 2,268,132 : x
2. Step 2: Convert to fraction form
   1,048,378/2,268,132 = 2,268,132/x
3. Step 3: Cross multiply
   1,048,378x = 2,268,132 × 2,268,132
4. Step 4: Simplify right side
   1,048,378x = 5,144,422,769,424
5. Step 5: Solve for x
   x = 5,144,422,769,424/1,048,378
6. Step 6: Final answer
   x = 4,907,030.45