Finding the Fourth Proportional to 10,269.89, 15,404.99 and 2,874.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,269.89 : 15,404.99 = 2,874.49 : x
2. Step 2: Convert to fraction form
   10,269.89/15,404.99 = 2,874.49/x
3. Step 3: Cross multiply
   10,269.89x = 15,404.99 × 2,874.49
4. Step 4: Simplify right side
   10,269.89x = 44,281,436.82
5. Step 5: Solve for x
   x = 44,281,436.82/10,269.89
6. Step 6: Final answer
   x = 4,311.77