Finding the Fourth Proportional to 3,109.42, 4,262.98 and 3,054.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,109.42 : 4,262.98 = 3,054.14 : x
2. Step 2: Convert to fraction form
   3,109.42/4,262.98 = 3,054.14/x
3. Step 3: Cross multiply
   3,109.42x = 4,262.98 × 3,054.14
4. Step 4: Simplify right side
   3,109.42x = 13,019,701.15
5. Step 5: Solve for x
   x = 13,019,701.15/3,109.42
6. Step 6: Final answer
   x = 4,187.19