Finding the Fourth Proportional to 10,717.30, 16,131.83 and 9,698.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,717.30 : 16,131.83 = 9,698.51 : x
2. Step 2: Convert to fraction form
   10,717.30/16,131.83 = 9,698.51/x
3. Step 3: Cross multiply
   10,717.30x = 16,131.83 × 9,698.51
4. Step 4: Simplify right side
   10,717.30x = 156,454,714.57
5. Step 5: Solve for x
   x = 156,454,714.57/10,717.30
6. Step 6: Final answer
   x = 14,598.34