Finding the Fourth Proportional to 11,272.10, 16,904.54 and 3,874.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,272.10 : 16,904.54 = 3,874.76 : x
2. Step 2: Convert to fraction form
   11,272.10/16,904.54 = 3,874.76/x
3. Step 3: Cross multiply
   11,272.10x = 16,904.54 × 3,874.76
4. Step 4: Simplify right side
   11,272.10x = 65,501,035.41
5. Step 5: Solve for x
   x = 65,501,035.41/11,272.10
6. Step 6: Final answer
   x = 5,810.90