Finding the Fourth Proportional to 123,072.14, 169,844.56 and 69,359.42

Step by Step Solution

1. Step 1: Write the proportion equation
   123,072.14 : 169,844.56 = 69,359.42 : x
2. Step 2: Convert to fraction form
   123,072.14/169,844.56 = 69,359.42/x
3. Step 3: Cross multiply
   123,072.14x = 169,844.56 × 69,359.42
4. Step 4: Simplify right side
   123,072.14x = 11,780,320,171.76
5. Step 5: Solve for x
   x = 11,780,320,171.76/123,072.14
6. Step 6: Final answer
   x = 95,718.82