Finding the Fourth Proportional to 150,745.32, 208,019.34 and 82,749.06

Step by Step Solution

1. Step 1: Write the proportion equation
   150,745.32 : 208,019.34 = 82,749.06 : x
2. Step 2: Convert to fraction form
   150,745.32/208,019.34 = 82,749.06/x
3. Step 3: Cross multiply
   150,745.32x = 208,019.34 × 82,749.06
4. Step 4: Simplify right side
   150,745.32x = 17,213,404,846.82
5. Step 5: Solve for x
   x = 17,213,404,846.82/150,745.32
6. Step 6: Final answer
   x = 114,188.65