Finding the Fourth Proportional to 981,162.20, 1,353,895.42 and 588,674.32

Step by Step Solution

1. Step 1: Write the proportion equation
   981,162.20 : 1,353,895.42 = 588,674.32 : x
2. Step 2: Convert to fraction form
   981,162.20/1,353,895.42 = 588,674.32/x
3. Step 3: Cross multiply
   981,162.20x = 1,353,895.42 × 588,674.32
4. Step 4: Simplify right side
   981,162.20x = 797,003,465,719.61
5. Step 5: Solve for x
   x = 797,003,465,719.61/981,162.20
6. Step 6: Final answer
   x = 812,305.51