Finding the Third Proportional to 1,049,570 and 2,173,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049,570 : 2,173,828 = 2,173,828 : x
2. Step 2: Convert to fraction form
   1,049,570/2,173,828 = 2,173,828/x
3. Step 3: Cross multiply
   1,049,570x = 2,173,828 × 2,173,828
4. Step 4: Simplify right side
   1,049,570x = 4,725,528,173,584
5. Step 5: Solve for x
   x = 4,725,528,173,584/1,049,570
6. Step 6: Final answer
   x = 4,502,346.84