Finding the Fourth Proportional to 1,383,171.27, 2,071,996.41 and 671,038.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,383,171.27 : 2,071,996.41 = 671,038.71 : x
2. Step 2: Convert to fraction form
   1,383,171.27/2,071,996.41 = 671,038.71/x
3. Step 3: Cross multiply
   1,383,171.27x = 2,071,996.41 × 671,038.71
4. Step 4: Simplify right side
   1,383,171.27x = 1,390,389,798,091.03
5. Step 5: Solve for x
   x = 1,390,389,798,091.03/1,383,171.27
6. Step 6: Final answer
   x = 1,005,218.82