Finding the Fourth Proportional to 8,429.82, 11,626.56 and 5,445.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,429.82 : 11,626.56 = 5,445.96 : x
2. Step 2: Convert to fraction form
   8,429.82/11,626.56 = 5,445.96/x
3. Step 3: Cross multiply
   8,429.82x = 11,626.56 × 5,445.96
4. Step 4: Simplify right side
   8,429.82x = 63,317,780.70
5. Step 5: Solve for x
   x = 63,317,780.70/8,429.82
6. Step 6: Final answer
   x = 7,511.17