Finding the Fourth Proportional to 2,179.56, 3,002.82 and 1,506.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.56 : 3,002.82 = 1,506.72 : x
2. Step 2: Convert to fraction form
   2,179.56/3,002.82 = 1,506.72/x
3. Step 3: Cross multiply
   2,179.56x = 3,002.82 × 1,506.72
4. Step 4: Simplify right side
   2,179.56x = 4,524,408.95
5. Step 5: Solve for x
   x = 4,524,408.95/2,179.56
6. Step 6: Final answer
   x = 2,075.84