Finding the Fourth Proportional to 164,512.72, 227,027.62 and 89,061.22

Step by Step Solution

1. Step 1: Write the proportion equation
   164,512.72 : 227,027.62 = 89,061.22 : x
2. Step 2: Convert to fraction form
   164,512.72/227,027.62 = 89,061.22/x
3. Step 3: Cross multiply
   164,512.72x = 227,027.62 × 89,061.22
4. Step 4: Simplify right side
   164,512.72x = 20,219,356,810.90
5. Step 5: Solve for x
   x = 20,219,356,810.90/164,512.72
6. Step 6: Final answer
   x = 122,904.52