Finding the Fourth Proportional to 14,410.56, 19,886.59 and 7,786.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,410.56 : 19,886.59 = 7,786.56 : x
2. Step 2: Convert to fraction form
   14,410.56/19,886.59 = 7,786.56/x
3. Step 3: Cross multiply
   14,410.56x = 19,886.59 × 7,786.56
4. Step 4: Simplify right side
   14,410.56x = 154,848,126.23
5. Step 5: Solve for x
   x = 154,848,126.23/14,410.56
6. Step 6: Final answer
   x = 10,745.46