Finding the Fourth Proportional to 2,591,173.96, 3,886,648.62 and 885,469.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,173.96 : 3,886,648.62 = 885,469.48 : x
2. Step 2: Convert to fraction form
   2,591,173.96/3,886,648.62 = 885,469.48/x
3. Step 3: Cross multiply
   2,591,173.96x = 3,886,648.62 × 885,469.48
4. Step 4: Simplify right side
   2,591,173.96x = 3,441,508,732,494.12
5. Step 5: Solve for x
   x = 3,441,508,732,494.12/2,591,173.96
6. Step 6: Final answer
   x = 1,328,165.84