Finding the Fourth Proportional to 11,085.98, 16,623.41 and 3,687.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,085.98 : 16,623.41 = 3,687.84 : x
2. Step 2: Convert to fraction form
   11,085.98/16,623.41 = 3,687.84/x
3. Step 3: Cross multiply
   11,085.98x = 16,623.41 × 3,687.84
4. Step 4: Simplify right side
   11,085.98x = 61,304,457.90
5. Step 5: Solve for x
   x = 61,304,457.90/11,085.98
6. Step 6: Final answer
   x = 5,529.91