Finding the Fourth Proportional to 6,105.75, 9,158.72 and 1,945.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,105.75 : 9,158.72 = 1,945.76 : x
2. Step 2: Convert to fraction form
   6,105.75/9,158.72 = 1,945.76/x
3. Step 3: Cross multiply
   6,105.75x = 9,158.72 × 1,945.76
4. Step 4: Simplify right side
   6,105.75x = 17,820,615.50
5. Step 5: Solve for x
   x = 17,820,615.50/6,105.75
6. Step 6: Final answer
   x = 2,918.66