Finding the Fourth Proportional to 9,626.56, 13,284.54 and 5,377.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,626.56 : 13,284.54 = 5,377.35 : x
2. Step 2: Convert to fraction form
   9,626.56/13,284.54 = 5,377.35/x
3. Step 3: Cross multiply
   9,626.56x = 13,284.54 × 5,377.35
4. Step 4: Simplify right side
   9,626.56x = 71,435,621.17
5. Step 5: Solve for x
   x = 71,435,621.17/9,626.56
6. Step 6: Final answer
   x = 7,420.68