Finding the Third Proportional to 1,016,488 and 2,164,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016,488 : 2,164,448 = 2,164,448 : x
2. Step 2: Convert to fraction form
   1,016,488/2,164,448 = 2,164,448/x
3. Step 3: Cross multiply
   1,016,488x = 2,164,448 × 2,164,448
4. Step 4: Simplify right side
   1,016,488x = 4,684,835,144,704
5. Step 5: Solve for x
   x = 4,684,835,144,704/1,016,488
6. Step 6: Final answer
   x = 4,608,844.52