Finding the Third Proportional to 1,998,923 and 3,091,818

Step by Step Solution

1. Step 1: Write the proportion equation
   1,998,923 : 3,091,818 = 3,091,818 : x
2. Step 2: Convert to fraction form
   1,998,923/3,091,818 = 3,091,818/x
3. Step 3: Cross multiply
   1,998,923x = 3,091,818 × 3,091,818
4. Step 4: Simplify right side
   1,998,923x = 9,559,338,545,124
5. Step 5: Solve for x
   x = 9,559,338,545,124/1,998,923
6. Step 6: Final answer
   x = 4,782,244.51