Finding the Fourth Proportional to 164,919.79, 227,589.72 and 89,468.29

Step by Step Solution

1. Step 1: Write the proportion equation
   164,919.79 : 227,589.72 = 89,468.29 : x
2. Step 2: Convert to fraction form
   164,919.79/227,589.72 = 89,468.29/x
3. Step 3: Cross multiply
   164,919.79x = 227,589.72 × 89,468.29
4. Step 4: Simplify right side
   164,919.79x = 20,362,063,069.98
5. Step 5: Solve for x
   x = 20,362,063,069.98/164,919.79
6. Step 6: Final answer
   x = 123,466.46