Finding the Fourth Proportional to 2,182.72, 3,012.61 and 1,437.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.72 : 3,012.61 = 1,437.88 : x
2. Step 2: Convert to fraction form
   2,182.72/3,012.61 = 1,437.88/x
3. Step 3: Cross multiply
   2,182.72x = 3,012.61 × 1,437.88
4. Step 4: Simplify right side
   2,182.72x = 4,331,771.67
5. Step 5: Solve for x
   x = 4,331,771.67/2,182.72
6. Step 6: Final answer
   x = 1,984.58