Finding the Fourth Proportional to 11,856.45, 17,785.58 and 3,535.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,856.45 : 17,785.58 = 3,535.82 : x
2. Step 2: Convert to fraction form
   11,856.45/17,785.58 = 3,535.82/x
3. Step 3: Cross multiply
   11,856.45x = 17,785.58 × 3,535.82
4. Step 4: Simplify right side
   11,856.45x = 62,886,502.87
5. Step 5: Solve for x
   x = 62,886,502.87/11,856.45
6. Step 6: Final answer
   x = 5,303.99