Finding the Fourth Proportional to 2,155.71, 3,234.99 and 1,182.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155.71 : 3,234.99 = 1,182.51 : x
2. Step 2: Convert to fraction form
   2,155.71/3,234.99 = 1,182.51/x
3. Step 3: Cross multiply
   2,155.71x = 3,234.99 × 1,182.51
4. Step 4: Simplify right side
   2,155.71x = 3,825,408.02
5. Step 5: Solve for x
   x = 3,825,408.02/2,155.71
6. Step 6: Final answer
   x = 1,774.55