Finding the Fourth Proportional to 118,944, 164,142.72 and 65,952

Step by Step Solution

1. Step 1: Write the proportion equation
   118,944 : 164,142.72 = 65,952 : x
2. Step 2: Convert to fraction form
   118,944/164,142.72 = 65,952/x
3. Step 3: Cross multiply
   118,944x = 164,142.72 × 65,952
4. Step 4: Simplify right side
   118,944x = 10,825,540,669.44
5. Step 5: Solve for x
   x = 10,825,540,669.44/118,944
6. Step 6: Final answer
   x = 91,013.76