Finding the Fourth Proportional to 13,786.92, 19,025.70 and 7,499.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,786.92 : 19,025.70 = 7,499.16 : x
2. Step 2: Convert to fraction form
   13,786.92/19,025.70 = 7,499.16/x
3. Step 3: Cross multiply
   13,786.92x = 19,025.70 × 7,499.16
4. Step 4: Simplify right side
   13,786.92x = 142,676,768.41
5. Step 5: Solve for x
   x = 142,676,768.41/13,786.92
6. Step 6: Final answer
   x = 10,348.71