Finding the Fourth Proportional to 13,786.02, 19,025.82 and 7,736.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,786.02 : 19,025.82 = 7,736.13 : x
2. Step 2: Convert to fraction form
   13,786.02/19,025.82 = 7,736.13/x
3. Step 3: Cross multiply
   13,786.02x = 19,025.82 × 7,736.13
4. Step 4: Simplify right side
   13,786.02x = 147,186,216.88
5. Step 5: Solve for x
   x = 147,186,216.88/13,786.02
6. Step 6: Final answer
   x = 10,676.48