Finding the Fourth Proportional to 1,256,036.82, 1,733,314.35 and 683,064.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,256,036.82 : 1,733,314.35 = 683,064.78 : x
2. Step 2: Convert to fraction form
   1,256,036.82/1,733,314.35 = 683,064.78/x
3. Step 3: Cross multiply
   1,256,036.82x = 1,733,314.35 × 683,064.78
4. Step 4: Simplify right side
   1,256,036.82x = 1,183,965,985,153.59
5. Step 5: Solve for x
   x = 1,183,965,985,153.59/1,256,036.82
6. Step 6: Final answer
   x = 942,620.44