Finding the Fourth Proportional to 123,360.24, 170,235.70 and 69,647.52

Step by Step Solution

1. Step 1: Write the proportion equation
   123,360.24 : 170,235.70 = 69,647.52 : x
2. Step 2: Convert to fraction form
   123,360.24/170,235.70 = 69,647.52/x
3. Step 3: Cross multiply
   123,360.24x = 170,235.70 × 69,647.52
4. Step 4: Simplify right side
   123,360.24x = 11,856,494,501.82
5. Step 5: Solve for x
   x = 11,856,494,501.82/123,360.24
6. Step 6: Final answer
   x = 96,112.77