Finding the Fourth Proportional to 164,551.86, 227,081.75 and 89,100.18

Step by Step Solution

1. Step 1: Write the proportion equation
   164,551.86 : 227,081.75 = 89,100.18 : x
2. Step 2: Convert to fraction form
   164,551.86/227,081.75 = 89,100.18/x
3. Step 3: Cross multiply
   164,551.86x = 227,081.75 × 89,100.18
4. Step 4: Simplify right side
   164,551.86x = 20,233,024,354.21
5. Step 5: Solve for x
   x = 20,233,024,354.21/164,551.86
6. Step 6: Final answer
   x = 122,958.34