Finding the Fourth Proportional to 6,111.64, 9,168.83 and 1,951.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.64 : 9,168.83 = 1,951.98 : x
2. Step 2: Convert to fraction form
   6,111.64/9,168.83 = 1,951.98/x
3. Step 3: Cross multiply
   6,111.64x = 9,168.83 × 1,951.98
4. Step 4: Simplify right side
   6,111.64x = 17,897,393.09
5. Step 5: Solve for x
   x = 17,897,393.09/6,111.64
6. Step 6: Final answer
   x = 2,928.41