Finding the Fourth Proportional to 2,282.72, 3,422.25 and 2,153.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,282.72 : 3,422.25 = 2,153.93 : x
2. Step 2: Convert to fraction form
   2,282.72/3,422.25 = 2,153.93/x
3. Step 3: Cross multiply
   2,282.72x = 3,422.25 × 2,153.93
4. Step 4: Simplify right side
   2,282.72x = 7,371,269.83
5. Step 5: Solve for x
   x = 7,371,269.83/2,282.72
6. Step 6: Final answer
   x = 3,229.17