Finding the Third Proportional to 3,670,934 and 7,873,309

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,934 : 7,873,309 = 7,873,309 : x
2. Step 2: Convert to fraction form
   3,670,934/7,873,309 = 7,873,309/x
3. Step 3: Cross multiply
   3,670,934x = 7,873,309 × 7,873,309
4. Step 4: Simplify right side
   3,670,934x = 61,988,994,609,481
5. Step 5: Solve for x
   x = 61,988,994,609,481/3,670,934
6. Step 6: Final answer
   x = 16,886,436.70