Finding the Fourth Proportional to 10,663.45, 14,715.52 and 6,189.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,663.45 : 14,715.52 = 6,189.82 : x
2. Step 2: Convert to fraction form
   10,663.45/14,715.52 = 6,189.82/x
3. Step 3: Cross multiply
   10,663.45x = 14,715.52 × 6,189.82
4. Step 4: Simplify right side
   10,663.45x = 91,086,420.01
5. Step 5: Solve for x
   x = 91,086,420.01/10,663.45
6. Step 6: Final answer
   x = 8,541.93