Finding the Fourth Proportional to 981,108.42, 1,353,923.01 and 573,198.90

Step by Step Solution

1. Step 1: Write the proportion equation
   981,108.42 : 1,353,923.01 = 573,198.90 : x
2. Step 2: Convert to fraction form
   981,108.42/1,353,923.01 = 573,198.90/x
3. Step 3: Cross multiply
   981,108.42x = 1,353,923.01 × 573,198.90
4. Step 4: Simplify right side
   981,108.42x = 776,067,180,016.69
5. Step 5: Solve for x
   x = 776,067,180,016.69/981,108.42
6. Step 6: Final answer
   x = 791,010.62