Finding the Fourth Proportional to 11,453.59, 15,806.37 and 6,417.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,453.59 : 15,806.37 = 6,417.82 : x
2. Step 2: Convert to fraction form
   11,453.59/15,806.37 = 6,417.82/x
3. Step 3: Cross multiply
   11,453.59x = 15,806.37 × 6,417.82
4. Step 4: Simplify right side
   11,453.59x = 101,442,437.51
5. Step 5: Solve for x
   x = 101,442,437.51/11,453.59
6. Step 6: Final answer
   x = 8,856.82