Finding the Fourth Proportional to 1,804,706, 2,490,257.04 and 1,079,288.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,804,706 : 2,490,257.04 = 1,079,288.72 : x
2. Step 2: Convert to fraction form
   1,804,706/2,490,257.04 = 1,079,288.72/x
3. Step 3: Cross multiply
   1,804,706x = 2,490,257.04 × 1,079,288.72
4. Step 4: Simplify right side
   1,804,706x = 2,687,706,333,172.59
5. Step 5: Solve for x
   x = 2,687,706,333,172.59/1,804,706
6. Step 6: Final answer
   x = 1,489,276.55