Finding the Third Proportional to 1,779,623 and 4,199,186

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779,623 : 4,199,186 = 4,199,186 : x
2. Step 2: Convert to fraction form
   1,779,623/4,199,186 = 4,199,186/x
3. Step 3: Cross multiply
   1,779,623x = 4,199,186 × 4,199,186
4. Step 4: Simplify right side
   1,779,623x = 17,633,163,062,596
5. Step 5: Solve for x
   x = 17,633,163,062,596/1,779,623
6. Step 6: Final answer
   x = 9,908,369.95