Finding the Fourth Proportional to 11,667.61, 16,101.16 and 6,362.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,667.61 : 16,101.16 = 6,362.47 : x
2. Step 2: Convert to fraction form
   11,667.61/16,101.16 = 6,362.47/x
3. Step 3: Cross multiply
   11,667.61x = 16,101.16 × 6,362.47
4. Step 4: Simplify right side
   11,667.61x = 102,443,147.47
5. Step 5: Solve for x
   x = 102,443,147.47/11,667.61
6. Step 6: Final answer
   x = 8,780.13