Finding the Fourth Proportional to 14,081.84, 21,103.02 and 10,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,081.84 : 21,103.02 = 10,947.50 : x
2. Step 2: Convert to fraction form
   14,081.84/21,103.02 = 10,947.50/x
3. Step 3: Cross multiply
   14,081.84x = 21,103.02 × 10,947.50
4. Step 4: Simplify right side
   14,081.84x = 231,025,311.45
5. Step 5: Solve for x
   x = 231,025,311.45/14,081.84
6. Step 6: Final answer
   x = 16,405.90