Finding the Fourth Proportional to 164,616.52, 227,171.28 and 89,165.02

Step by Step Solution

1. Step 1: Write the proportion equation
   164,616.52 : 227,171.28 = 89,165.02 : x
2. Step 2: Convert to fraction form
   164,616.52/227,171.28 = 89,165.02/x
3. Step 3: Cross multiply
   164,616.52x = 227,171.28 × 89,165.02
4. Step 4: Simplify right side
   164,616.52x = 20,255,731,724.63
5. Step 5: Solve for x
   x = 20,255,731,724.63/164,616.52
6. Step 6: Final answer
   x = 123,047.99