Finding the Fourth Proportional to 3,853,667.18, 5,305,927.71 and 3,271,739.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,853,667.18 : 5,305,927.71 = 3,271,739.30 : x
2. Step 2: Convert to fraction form
   3,853,667.18/5,305,927.71 = 3,271,739.30/x
3. Step 3: Cross multiply
   3,853,667.18x = 5,305,927.71 × 3,271,739.30
4. Step 4: Simplify right side
   3,853,667.18x = 17,359,612,211,766.00
5. Step 5: Solve for x
   x = 17,359,612,211,766.00/3,853,667.18
6. Step 6: Final answer
   x = 4,504,699.39