Finding the Fourth Proportional to 1,067,105.20, 1,472,616.58 and 583,659.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067,105.20 : 1,472,616.58 = 583,659.98 : x
2. Step 2: Convert to fraction form
   1,067,105.20/1,472,616.58 = 583,659.98/x
3. Step 3: Cross multiply
   1,067,105.20x = 1,472,616.58 × 583,659.98
4. Step 4: Simplify right side
   1,067,105.20x = 859,507,363,630.47
5. Step 5: Solve for x
   x = 859,507,363,630.47/1,067,105.20
6. Step 6: Final answer
   x = 805,457.01