Finding the Fourth Proportional to 164,661.20, 227,229.50 and 93,039.69

Step by Step Solution

1. Step 1: Write the proportion equation
   164,661.20 : 227,229.50 = 93,039.69 : x
2. Step 2: Convert to fraction form
   164,661.20/227,229.50 = 93,039.69/x
3. Step 3: Cross multiply
   164,661.20x = 227,229.50 × 93,039.69
4. Step 4: Simplify right side
   164,661.20x = 21,141,362,238.86
5. Step 5: Solve for x
   x = 21,141,362,238.86/164,661.20
6. Step 6: Final answer
   x = 128,393.10