Finding the Fourth Proportional to 1,556,067.98, 2,147,383.18 and 867,783.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,067.98 : 2,147,383.18 = 867,783.36 : x
2. Step 2: Convert to fraction form
   1,556,067.98/2,147,383.18 = 867,783.36/x
3. Step 3: Cross multiply
   1,556,067.98x = 2,147,383.18 × 867,783.36
4. Step 4: Simplify right side
   1,556,067.98x = 1,863,463,391,147.89
5. Step 5: Solve for x
   x = 1,863,463,391,147.89/1,556,067.98
6. Step 6: Final answer
   x = 1,197,546.26