Finding the Fourth Proportional to 164,556.40, 227,088.72 and 89,104.84

Step by Step Solution

1. Step 1: Write the proportion equation
   164,556.40 : 227,088.72 = 89,104.84 : x
2. Step 2: Convert to fraction form
   164,556.40/227,088.72 = 89,104.84/x
3. Step 3: Cross multiply
   164,556.40x = 227,088.72 × 89,104.84
4. Step 4: Simplify right side
   164,556.40x = 20,234,704,061.40
5. Step 5: Solve for x
   x = 20,234,704,061.40/164,556.40
6. Step 6: Final answer
   x = 122,965.16