Finding the Third Proportional to 793,686 and 1,873,221

Step by Step Solution

1. Step 1: Write the proportion equation
   793,686 : 1,873,221 = 1,873,221 : x
2. Step 2: Convert to fraction form
   793,686/1,873,221 = 1,873,221/x
3. Step 3: Cross multiply
   793,686x = 1,873,221 × 1,873,221
4. Step 4: Simplify right side
   793,686x = 3,508,956,914,841
5. Step 5: Solve for x
   x = 3,508,956,914,841/793,686
6. Step 6: Final answer
   x = 4,421,089.59