Finding the Fourth Proportional to 3,092.31, 4,268.76 and 1,974.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,092.31 : 4,268.76 = 1,974.72 : x
2. Step 2: Convert to fraction form
   3,092.31/4,268.76 = 1,974.72/x
3. Step 3: Cross multiply
   3,092.31x = 4,268.76 × 1,974.72
4. Step 4: Simplify right side
   3,092.31x = 8,429,605.75
5. Step 5: Solve for x
   x = 8,429,605.75/3,092.31
6. Step 6: Final answer
   x = 2,725.99