Finding the Fourth Proportional to 2,628,300.94, 3,940,942.38 and 1,028,991.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628,300.94 : 3,940,942.38 = 1,028,991.58 : x
2. Step 2: Convert to fraction form
   2,628,300.94/3,940,942.38 = 1,028,991.58/x
3. Step 3: Cross multiply
   2,628,300.94x = 3,940,942.38 × 1,028,991.58
4. Step 4: Simplify right side
   2,628,300.94x = 4,055,196,526,285.16
5. Step 5: Solve for x
   x = 4,055,196,526,285.16/2,628,300.94
6. Step 6: Final answer
   x = 1,542,896.58