Finding the Fourth Proportional to 6,105.58, 9,157.86 and 1,945.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,105.58 : 9,157.86 = 1,945.42 : x
2. Step 2: Convert to fraction form
   6,105.58/9,157.86 = 1,945.42/x
3. Step 3: Cross multiply
   6,105.58x = 9,157.86 × 1,945.42
4. Step 4: Simplify right side
   6,105.58x = 17,815,884.00
5. Step 5: Solve for x
   x = 17,815,884.00/6,105.58
6. Step 6: Final answer
   x = 2,917.97