Finding the Third Proportional to 1,392,532 and 1,878,843

Step by Step Solution

1. Step 1: Write the proportion equation
   1,392,532 : 1,878,843 = 1,878,843 : x
2. Step 2: Convert to fraction form
   1,392,532/1,878,843 = 1,878,843/x
3. Step 3: Cross multiply
   1,392,532x = 1,878,843 × 1,878,843
4. Step 4: Simplify right side
   1,392,532x = 3,530,051,018,649
5. Step 5: Solve for x
   x = 3,530,051,018,649/1,392,532
6. Step 6: Final answer
   x = 2,534,987.36