Finding the Fourth Proportional to 3,786.72, 5,225.61 and 2,193.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786.72 : 5,225.61 = 2,193.59 : x
2. Step 2: Convert to fraction form
   3,786.72/5,225.61 = 2,193.59/x
3. Step 3: Cross multiply
   3,786.72x = 5,225.61 × 2,193.59
4. Step 4: Simplify right side
   3,786.72x = 11,462,819.71
5. Step 5: Solve for x
   x = 11,462,819.71/3,786.72
6. Step 6: Final answer
   x = 3,027.11