Finding the Fourth Proportional to 11,603.48, 16,012.72 and 6,298.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,603.48 : 16,012.72 = 6,298.16 : x
2. Step 2: Convert to fraction form
   11,603.48/16,012.72 = 6,298.16/x
3. Step 3: Cross multiply
   11,603.48x = 16,012.72 × 6,298.16
4. Step 4: Simplify right side
   11,603.48x = 100,850,672.60
5. Step 5: Solve for x
   x = 100,850,672.60/11,603.48
6. Step 6: Final answer
   x = 8,691.42