Finding the Fourth Proportional to 11,227.98, 16,842 and 3,436.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,227.98 : 16,842 = 3,436.76 : x
2. Step 2: Convert to fraction form
   11,227.98/16,842 = 3,436.76/x
3. Step 3: Cross multiply
   11,227.98x = 16,842 × 3,436.76
4. Step 4: Simplify right side
   11,227.98x = 57,881,911.92
5. Step 5: Solve for x
   x = 57,881,911.92/11,227.98
6. Step 6: Final answer
   x = 5,155.15