Finding the Fourth Proportional to 1,003,168.37, 1,504,402.63 and 441,896.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003,168.37 : 1,504,402.63 = 441,896.69 : x
2. Step 2: Convert to fraction form
   1,003,168.37/1,504,402.63 = 441,896.69/x
3. Step 3: Cross multiply
   1,003,168.37x = 1,504,402.63 × 441,896.69
4. Step 4: Simplify right side
   1,003,168.37x = 664,790,533,997.54
5. Step 5: Solve for x
   x = 664,790,533,997.54/1,003,168.37
6. Step 6: Final answer
   x = 662,690.89