Finding the Fourth Proportional to 5,268.27, 7,900.47 and 2,146.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,268.27 : 7,900.47 = 2,146.59 : x
2. Step 2: Convert to fraction form
   5,268.27/7,900.47 = 2,146.59/x
3. Step 3: Cross multiply
   5,268.27x = 7,900.47 × 2,146.59
4. Step 4: Simplify right side
   5,268.27x = 16,959,019.66
5. Step 5: Solve for x
   x = 16,959,019.66/5,268.27
6. Step 6: Final answer
   x = 3,219.09