Finding the Fourth Proportional to 11,667.21, 16,100.91 and 6,362.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,667.21 : 16,100.91 = 6,362.03 : x
2. Step 2: Convert to fraction form
   11,667.21/16,100.91 = 6,362.03/x
3. Step 3: Cross multiply
   11,667.21x = 16,100.91 × 6,362.03
4. Step 4: Simplify right side
   11,667.21x = 102,434,391.94
5. Step 5: Solve for x
   x = 102,434,391.94/11,667.21
6. Step 6: Final answer
   x = 8,779.68