Finding the Third Proportional to 3,005,448 and 4,400,276

Step by Step Solution

1. Step 1: Write the proportion equation
   3,005,448 : 4,400,276 = 4,400,276 : x
2. Step 2: Convert to fraction form
   3,005,448/4,400,276 = 4,400,276/x
3. Step 3: Cross multiply
   3,005,448x = 4,400,276 × 4,400,276
4. Step 4: Simplify right side
   3,005,448x = 19,362,428,876,176
5. Step 5: Solve for x
   x = 19,362,428,876,176/3,005,448
6. Step 6: Final answer
   x = 6,442,443.48