Finding the Fourth Proportional to 6,111.20, 9,167.51 and 1,949.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.20 : 9,167.51 = 1,949.76 : x
2. Step 2: Convert to fraction form
   6,111.20/9,167.51 = 1,949.76/x
3. Step 3: Cross multiply
   6,111.20x = 9,167.51 × 1,949.76
4. Step 4: Simplify right side
   6,111.20x = 17,874,449.17
5. Step 5: Solve for x
   x = 17,874,449.17/6,111.20
6. Step 6: Final answer
   x = 2,924.87