Finding the Third Proportional to 2,489,726 and 3,828,630

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489,726 : 3,828,630 = 3,828,630 : x
2. Step 2: Convert to fraction form
   2,489,726/3,828,630 = 3,828,630/x
3. Step 3: Cross multiply
   2,489,726x = 3,828,630 × 3,828,630
4. Step 4: Simplify right side
   2,489,726x = 14,658,407,676,900
5. Step 5: Solve for x
   x = 14,658,407,676,900/2,489,726
6. Step 6: Final answer
   x = 5,887,558.58