Finding the Fourth Proportional to 11,605.68, 16,015.59 and 6,300.45

Step by Step Solution

1. Step 1: Write the proportion equation
   11,605.68 : 16,015.59 = 6,300.45 : x
2. Step 2: Convert to fraction form
   11,605.68/16,015.59 = 6,300.45/x
3. Step 3: Cross multiply
   11,605.68x = 16,015.59 × 6,300.45
4. Step 4: Simplify right side
   11,605.68x = 100,905,424.02
5. Step 5: Solve for x
   x = 100,905,424.02/11,605.68
6. Step 6: Final answer
   x = 8,694.49