Finding the Fourth Proportional to 13,786.50, 19,025.37 and 7,499.01

Step by Step Solution

1. Step 1: Write the proportion equation
   13,786.50 : 19,025.37 = 7,499.01 : x
2. Step 2: Convert to fraction form
   13,786.50/19,025.37 = 7,499.01/x
3. Step 3: Cross multiply
   13,786.50x = 19,025.37 × 7,499.01
4. Step 4: Simplify right side
   13,786.50x = 142,671,439.88
5. Step 5: Solve for x
   x = 142,671,439.88/13,786.50
6. Step 6: Final answer
   x = 10,348.63