Finding the Fourth Proportional to 164,566.57, 227,100.57 and 89,115.07

Step by Step Solution

1. Step 1: Write the proportion equation
   164,566.57 : 227,100.57 = 89,115.07 : x
2. Step 2: Convert to fraction form
   164,566.57/227,100.57 = 89,115.07/x
3. Step 3: Cross multiply
   164,566.57x = 227,100.57 × 89,115.07
4. Step 4: Simplify right side
   164,566.57x = 20,238,083,192.59
5. Step 5: Solve for x
   x = 20,238,083,192.59/164,566.57
6. Step 6: Final answer
   x = 122,978.09