Finding the Fourth Proportional to 5,383,147.38, 8,071,468.71 and 2,145,183.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,383,147.38 : 8,071,468.71 = 2,145,183.18 : x
2. Step 2: Convert to fraction form
   5,383,147.38/8,071,468.71 = 2,145,183.18/x
3. Step 3: Cross multiply
   5,383,147.38x = 8,071,468.71 × 2,145,183.18
4. Step 4: Simplify right side
   5,383,147.38x = 17,314,778,914,588.30
5. Step 5: Solve for x
   x = 17,314,778,914,588.30/5,383,147.38
6. Step 6: Final answer
   x = 3,216,478.71