Finding the Fourth Proportional to 1,067,131.72, 1,472,561.94 and 583,671.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067,131.72 : 1,472,561.94 = 583,671.88 : x
2. Step 2: Convert to fraction form
   1,067,131.72/1,472,561.94 = 583,671.88/x
3. Step 3: Cross multiply
   1,067,131.72x = 1,472,561.94 × 583,671.88
4. Step 4: Simplify right side
   1,067,131.72x = 859,492,995,936.25
5. Step 5: Solve for x
   x = 859,492,995,936.25/1,067,131.72
6. Step 6: Final answer
   x = 805,423.53