Finding the Fourth Proportional to 10,810.89, 14,911.16 and 8,264.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,810.89 : 14,911.16 = 8,264.41 : x
2. Step 2: Convert to fraction form
   10,810.89/14,911.16 = 8,264.41/x
3. Step 3: Cross multiply
   10,810.89x = 14,911.16 × 8,264.41
4. Step 4: Simplify right side
   10,810.89x = 123,231,861.22
5. Step 5: Solve for x
   x = 123,231,861.22/10,810.89
6. Step 6: Final answer
   x = 11,398.86