Finding the Fourth Proportional to 11,670.88, 16,119.25 and 8,498.36

Step by Step Solution

1. Step 1: Write the proportion equation
   11,670.88 : 16,119.25 = 8,498.36 : x
2. Step 2: Convert to fraction form
   11,670.88/16,119.25 = 8,498.36/x
3. Step 3: Cross multiply
   11,670.88x = 16,119.25 × 8,498.36
4. Step 4: Simplify right side
   11,670.88x = 136,987,189.43
5. Step 5: Solve for x
   x = 136,987,189.43/11,670.88
6. Step 6: Final answer
   x = 11,737.53