Finding the Fourth Proportional to 10,171.98, 15,259.39 and 4,626.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,171.98 : 15,259.39 = 4,626.72 : x
2. Step 2: Convert to fraction form
   10,171.98/15,259.39 = 4,626.72/x
3. Step 3: Cross multiply
   10,171.98x = 15,259.39 × 4,626.72
4. Step 4: Simplify right side
   10,171.98x = 70,600,913.33
5. Step 5: Solve for x
   x = 70,600,913.33/10,171.98
6. Step 6: Final answer
   x = 6,940.72