Finding the Fourth Proportional to 14,118.11, 21,169.59 and 4,755.03

Step by Step Solution

1. Step 1: Write the proportion equation
   14,118.11 : 21,169.59 = 4,755.03 : x
2. Step 2: Convert to fraction form
   14,118.11/21,169.59 = 4,755.03/x
3. Step 3: Cross multiply
   14,118.11x = 21,169.59 × 4,755.03
4. Step 4: Simplify right side
   14,118.11x = 100,662,035.54
5. Step 5: Solve for x
   x = 100,662,035.54/14,118.11
6. Step 6: Final answer
   x = 7,129.99