Finding the Fourth Proportional to 2,182.72, 3,011.48 and 1,354.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.72 : 3,011.48 = 1,354.72 : x
2. Step 2: Convert to fraction form
   2,182.72/3,011.48 = 1,354.72/x
3. Step 3: Cross multiply
   2,182.72x = 3,011.48 × 1,354.72
4. Step 4: Simplify right side
   2,182.72x = 4,079,712.19
5. Step 5: Solve for x
   x = 4,079,712.19/2,182.72
6. Step 6: Final answer
   x = 1,869.10