Finding the Fourth Proportional to 4,300.13, 5,934.78 and 3,108.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,300.13 : 5,934.78 = 3,108.98 : x
2. Step 2: Convert to fraction form
   4,300.13/5,934.78 = 3,108.98/x
3. Step 3: Cross multiply
   4,300.13x = 5,934.78 × 3,108.98
4. Step 4: Simplify right side
   4,300.13x = 18,451,112.32
5. Step 5: Solve for x
   x = 18,451,112.32/4,300.13
6. Step 6: Final answer
   x = 4,290.83