Finding the Fourth Proportional to 2,533.20, 3,790.08 and 1,886.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,533.20 : 3,790.08 = 1,886.82 : x
2. Step 2: Convert to fraction form
   2,533.20/3,790.08 = 1,886.82/x
3. Step 3: Cross multiply
   2,533.20x = 3,790.08 × 1,886.82
4. Step 4: Simplify right side
   2,533.20x = 7,151,198.75
5. Step 5: Solve for x
   x = 7,151,198.75/2,533.20
6. Step 6: Final answer
   x = 2,822.99