Finding the Fourth Proportional to 11,462.07, 17,191.89 and 8,116.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,462.07 : 17,191.89 = 8,116.37 : x
2. Step 2: Convert to fraction form
   11,462.07/17,191.89 = 8,116.37/x
3. Step 3: Cross multiply
   11,462.07x = 17,191.89 × 8,116.37
4. Step 4: Simplify right side
   11,462.07x = 139,535,654.28
5. Step 5: Solve for x
   x = 139,535,654.28/11,462.07
6. Step 6: Final answer
   x = 12,173.69