Finding the Fourth Proportional to 2,377.76, 3,567.12 and 1,404.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.76 : 3,567.12 = 1,404.56 : x
2. Step 2: Convert to fraction form
   2,377.76/3,567.12 = 1,404.56/x
3. Step 3: Cross multiply
   2,377.76x = 3,567.12 × 1,404.56
4. Step 4: Simplify right side
   2,377.76x = 5,010,234.07
5. Step 5: Solve for x
   x = 5,010,234.07/2,377.76
6. Step 6: Final answer
   x = 2,107.12