Finding the Fourth Proportional to 10,002.14, 15,005.33 and 3,426.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,002.14 : 15,005.33 = 3,426.56 : x
2. Step 2: Convert to fraction form
   10,002.14/15,005.33 = 3,426.56/x
3. Step 3: Cross multiply
   10,002.14x = 15,005.33 × 3,426.56
4. Step 4: Simplify right side
   10,002.14x = 51,416,571.41
5. Step 5: Solve for x
   x = 51,416,571.41/10,002.14
6. Step 6: Final answer
   x = 5,140.56