Finding the Fourth Proportional to 1,062,786.15, 1,594,014.89 and 388,709.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062,786.15 : 1,594,014.89 = 388,709.82 : x
2. Step 2: Convert to fraction form
   1,062,786.15/1,594,014.89 = 388,709.82/x
3. Step 3: Cross multiply
   1,062,786.15x = 1,594,014.89 × 388,709.82
4. Step 4: Simplify right side
   1,062,786.15x = 619,609,234,505.78
5. Step 5: Solve for x
   x = 619,609,234,505.78/1,062,786.15
6. Step 6: Final answer
   x = 583,004.62