Finding the Fourth Proportional to 11,267.72, 16,903.98 and 3,872.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,267.72 : 16,903.98 = 3,872.84 : x
2. Step 2: Convert to fraction form
   11,267.72/16,903.98 = 3,872.84/x
3. Step 3: Cross multiply
   11,267.72x = 16,903.98 × 3,872.84
4. Step 4: Simplify right side
   11,267.72x = 65,466,409.90
5. Step 5: Solve for x
   x = 65,466,409.90/11,267.72
6. Step 6: Final answer
   x = 5,810.08