Finding the Fourth Proportional to 16,515.58, 22,796.71 and 11,145.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,515.58 : 22,796.71 = 11,145.82 : x
2. Step 2: Convert to fraction form
   16,515.58/22,796.71 = 11,145.82/x
3. Step 3: Cross multiply
   16,515.58x = 22,796.71 × 11,145.82
4. Step 4: Simplify right side
   16,515.58x = 254,088,026.25
5. Step 5: Solve for x
   x = 254,088,026.25/16,515.58
6. Step 6: Final answer
   x = 15,384.75