Finding the Fourth Proportional to 2,021,864, 3,031,781.86 and 673,552.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,864 : 3,031,781.86 = 673,552.56 : x
2. Step 2: Convert to fraction form
   2,021,864/3,031,781.86 = 673,552.56/x
3. Step 3: Cross multiply
   2,021,864x = 3,031,781.86 × 673,552.56
4. Step 4: Simplify right side
   2,021,864x = 2,042,064,433,164.56
5. Step 5: Solve for x
   x = 2,042,064,433,164.56/2,021,864
6. Step 6: Final answer
   x = 1,009,991.00