Finding the Fourth Proportional to 2,269.73, 3,132.59 and 2,121.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269.73 : 3,132.59 = 2,121.50 : x
2. Step 2: Convert to fraction form
   2,269.73/3,132.59 = 2,121.50/x
3. Step 3: Cross multiply
   2,269.73x = 3,132.59 × 2,121.50
4. Step 4: Simplify right side
   2,269.73x = 6,645,789.69
5. Step 5: Solve for x
   x = 6,645,789.69/2,269.73
6. Step 6: Final answer
   x = 2,928.01