Finding the Fourth Proportional to 10,234.15, 15,351.42 and 3,214.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,234.15 : 15,351.42 = 3,214.01 : x
2. Step 2: Convert to fraction form
   10,234.15/15,351.42 = 3,214.01/x
3. Step 3: Cross multiply
   10,234.15x = 15,351.42 × 3,214.01
4. Step 4: Simplify right side
   10,234.15x = 49,339,667.83
5. Step 5: Solve for x
   x = 49,339,667.83/10,234.15
6. Step 6: Final answer
   x = 4,821.08