Finding the Fourth Proportional to 2,783,691, 4,175,536.50 and 682,443

Step by Step Solution

1. Step 1: Write the proportion equation
   2,783,691 : 4,175,536.50 = 682,443 : x
2. Step 2: Convert to fraction form
   2,783,691/4,175,536.50 = 682,443/x
3. Step 3: Cross multiply
   2,783,691x = 4,175,536.50 × 682,443
4. Step 4: Simplify right side
   2,783,691x = 2,849,565,655,669.50
5. Step 5: Solve for x
   x = 2,849,565,655,669.50/2,783,691
6. Step 6: Final answer
   x = 1,023,664.50