Finding the Fourth Proportional to 34,258.42, 51,376.69 and 10,879.39

Step by Step Solution

1. Step 1: Write the proportion equation
   34,258.42 : 51,376.69 = 10,879.39 : x
2. Step 2: Convert to fraction form
   34,258.42/51,376.69 = 10,879.39/x
3. Step 3: Cross multiply
   34,258.42x = 51,376.69 × 10,879.39
4. Step 4: Simplify right side
   34,258.42x = 558,947,047.42
5. Step 5: Solve for x
   x = 558,947,047.42/34,258.42
6. Step 6: Final answer
   x = 16,315.61