Finding the Fourth Proportional to 16,026.66, 24,042.76 and 7,145.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,026.66 : 24,042.76 = 7,145.15 : x
2. Step 2: Convert to fraction form
   16,026.66/24,042.76 = 7,145.15/x
3. Step 3: Cross multiply
   16,026.66x = 24,042.76 × 7,145.15
4. Step 4: Simplify right side
   16,026.66x = 171,788,988.54
5. Step 5: Solve for x
   x = 171,788,988.54/16,026.66
6. Step 6: Final answer
   x = 10,718.95