Finding the Fourth Proportional to 164,620.71, 227,146.59 and 96,640.56

Step by Step Solution

1. Step 1: Write the proportion equation
   164,620.71 : 227,146.59 = 96,640.56 : x
2. Step 2: Convert to fraction form
   164,620.71/227,146.59 = 96,640.56/x
3. Step 3: Cross multiply
   164,620.71x = 227,146.59 × 96,640.56
4. Step 4: Simplify right side
   164,620.71x = 21,951,573,659.69
5. Step 5: Solve for x
   x = 21,951,573,659.69/164,620.71
6. Step 6: Final answer
   x = 133,346.37