Finding the Fourth Proportional to 16,660.16, 25,002.61 and 7,895.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,660.16 : 25,002.61 = 7,895.10 : x
2. Step 2: Convert to fraction form
   16,660.16/25,002.61 = 7,895.10/x
3. Step 3: Cross multiply
   16,660.16x = 25,002.61 × 7,895.10
4. Step 4: Simplify right side
   16,660.16x = 197,398,086.47
5. Step 5: Solve for x
   x = 197,398,086.47/16,660.16
6. Step 6: Final answer
   x = 11,848.51