Finding the Fourth Proportional to 122,016.66, 168,296.06 and 74,273.06

Step by Step Solution

1. Step 1: Write the proportion equation
   122,016.66 : 168,296.06 = 74,273.06 : x
2. Step 2: Convert to fraction form
   122,016.66/168,296.06 = 74,273.06/x
3. Step 3: Cross multiply
   122,016.66x = 168,296.06 × 74,273.06
4. Step 4: Simplify right side
   122,016.66x = 12,499,863,362.14
5. Step 5: Solve for x
   x = 12,499,863,362.14/122,016.66
6. Step 6: Final answer
   x = 102,443.91