Finding the Fourth Proportional to 1,870,176.78, 2,579,647.23 and 1,297,007.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870,176.78 : 2,579,647.23 = 1,297,007.82 : x
2. Step 2: Convert to fraction form
   1,870,176.78/2,579,647.23 = 1,297,007.82/x
3. Step 3: Cross multiply
   1,870,176.78x = 2,579,647.23 × 1,297,007.82
4. Step 4: Simplify right side
   1,870,176.78x = 3,345,822,630,151.34
5. Step 5: Solve for x
   x = 3,345,822,630,151.34/1,870,176.78
6. Step 6: Final answer
   x = 1,789,040.84