Finding the Fourth Proportional to 11,498.93, 17,248.27 and 8,107.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,498.93 : 17,248.27 = 8,107.76 : x
2. Step 2: Convert to fraction form
   11,498.93/17,248.27 = 8,107.76/x
3. Step 3: Cross multiply
   11,498.93x = 17,248.27 × 8,107.76
4. Step 4: Simplify right side
   11,498.93x = 139,844,833.58
5. Step 5: Solve for x
   x = 139,844,833.58/11,498.93
6. Step 6: Final answer
   x = 12,161.55