Finding the Fourth Proportional to 4,928.83, 7,392.12 and 1,418.79

Step by Step Solution

1. Step 1: Write the proportion equation
   4,928.83 : 7,392.12 = 1,418.79 : x
2. Step 2: Convert to fraction form
   4,928.83/7,392.12 = 1,418.79/x
3. Step 3: Cross multiply
   4,928.83x = 7,392.12 × 1,418.79
4. Step 4: Simplify right side
   4,928.83x = 10,487,865.93
5. Step 5: Solve for x
   x = 10,487,865.93/4,928.83
6. Step 6: Final answer
   x = 2,127.86