Finding the Fourth Proportional to 10,234.15, 15,334.82 and 9,250.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,234.15 : 15,334.82 = 9,250.00 : x
2. Step 2: Convert to fraction form
   10,234.15/15,334.82 = 9,250.00/x
3. Step 3: Cross multiply
   10,234.15x = 15,334.82 × 9,250.00
4. Step 4: Simplify right side
   10,234.15x = 141,847,008.33
5. Step 5: Solve for x
   x = 141,847,008.33/10,234.15
6. Step 6: Final answer
   x = 13,860.17