Finding the Fourth Proportional to 16,701.89, 25,018.81 and 7,910.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,701.89 : 25,018.81 = 7,910.15 : x
2. Step 2: Convert to fraction form
   16,701.89/25,018.81 = 7,910.15/x
3. Step 3: Cross multiply
   16,701.89x = 25,018.81 × 7,910.15
4. Step 4: Simplify right side
   16,701.89x = 197,902,539.92
5. Step 5: Solve for x
   x = 197,902,539.92/16,701.89
6. Step 6: Final answer
   x = 11,849.11