Finding the Fourth Proportional to 2,021,851.99, 3,031,763.86 and 673,540.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,851.99 : 3,031,763.86 = 673,540.57 : x
2. Step 2: Convert to fraction form
   2,021,851.99/3,031,763.86 = 673,540.57/x
3. Step 3: Cross multiply
   2,021,851.99x = 3,031,763.86 × 673,540.57
4. Step 4: Simplify right side
   2,021,851.99x = 2,042,015,958,369.80
5. Step 5: Solve for x
   x = 2,042,015,958,369.80/2,021,851.99
6. Step 6: Final answer
   x = 1,009,973.02