Finding the Fourth Proportional to 164,595.46, 227,142.05 and 89,143.98

Step by Step Solution

1. Step 1: Write the proportion equation
   164,595.46 : 227,142.05 = 89,143.98 : x
2. Step 2: Convert to fraction form
   164,595.46/227,142.05 = 89,143.98/x
3. Step 3: Cross multiply
   164,595.46x = 227,142.05 × 89,143.98
4. Step 4: Simplify right side
   164,595.46x = 20,248,346,362.36
5. Step 5: Solve for x
   x = 20,248,346,362.36/164,595.46
6. Step 6: Final answer
   x = 123,018.86