Finding the Fourth Proportional to 10,057.56, 15,110.94 and 9,498.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,057.56 : 15,110.94 = 9,498.05 : x
2. Step 2: Convert to fraction form
   10,057.56/15,110.94 = 9,498.05/x
3. Step 3: Cross multiply
   10,057.56x = 15,110.94 × 9,498.05
4. Step 4: Simplify right side
   10,057.56x = 143,524,463.67
5. Step 5: Solve for x
   x = 143,524,463.67/10,057.56
6. Step 6: Final answer
   x = 14,270.31