Finding the Fourth Proportional to 5,776,796.72, 7,972,228.37 and 3,198,477.35

Step by Step Solution

1. Step 1: Write the proportion equation
   5,776,796.72 : 7,972,228.37 = 3,198,477.35 : x
2. Step 2: Convert to fraction form
   5,776,796.72/7,972,228.37 = 3,198,477.35/x
3. Step 3: Cross multiply
   5,776,796.72x = 7,972,228.37 × 3,198,477.35
4. Step 4: Simplify right side
   5,776,796.72x = 25,498,991,870,472.42
5. Step 5: Solve for x
   x = 25,498,991,870,472.42/5,776,796.72
6. Step 6: Final answer
   x = 4,414,036.55