Finding the Fourth Proportional to 10,801.89, 14,892.19 and 8,101.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,801.89 : 14,892.19 = 8,101.63 : x
2. Step 2: Convert to fraction form
   10,801.89/14,892.19 = 8,101.63/x
3. Step 3: Cross multiply
   10,801.89x = 14,892.19 × 8,101.63
4. Step 4: Simplify right side
   10,801.89x = 120,651,013.27
5. Step 5: Solve for x
   x = 120,651,013.27/10,801.89
6. Step 6: Final answer
   x = 11,169.44