Finding the Fourth Proportional to 164,899.24, 227,559.94 and 89,447.72

Step by Step Solution

1. Step 1: Write the proportion equation
   164,899.24 : 227,559.94 = 89,447.72 : x
2. Step 2: Convert to fraction form
   164,899.24/227,559.94 = 89,447.72/x
3. Step 3: Cross multiply
   164,899.24x = 227,559.94 × 89,447.72
4. Step 4: Simplify right side
   164,899.24x = 20,354,717,796.34
5. Step 5: Solve for x
   x = 20,354,717,796.34/164,899.24
6. Step 6: Final answer
   x = 123,437.31