Finding the Fourth Proportional to 3,468.42, 4,786.54 and 1,976.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,468.42 : 4,786.54 = 1,976.56 : x
2. Step 2: Convert to fraction form
   3,468.42/4,786.54 = 1,976.56/x
3. Step 3: Cross multiply
   3,468.42x = 4,786.54 × 1,976.56
4. Step 4: Simplify right side
   3,468.42x = 9,460,866.59
5. Step 5: Solve for x
   x = 9,460,866.59/3,468.42
6. Step 6: Final answer
   x = 2,727.72