Finding the Fourth Proportional to 10,657.98, 16,003.37 and 9,498.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,657.98 : 16,003.37 = 9,498.87 : x
2. Step 2: Convert to fraction form
   10,657.98/16,003.37 = 9,498.87/x
3. Step 3: Cross multiply
   10,657.98x = 16,003.37 × 9,498.87
4. Step 4: Simplify right side
   10,657.98x = 152,013,954.94
5. Step 5: Solve for x
   x = 152,013,954.94/10,657.98
6. Step 6: Final answer
   x = 14,262.92