Finding the Fourth Proportional to 164,080.50, 226,431.18 and 88,629

Step by Step Solution

1. Step 1: Write the proportion equation
   164,080.50 : 226,431.18 = 88,629 : x
2. Step 2: Convert to fraction form
   164,080.50/226,431.18 = 88,629/x
3. Step 3: Cross multiply
   164,080.50x = 226,431.18 × 88,629
4. Step 4: Simplify right side
   164,080.50x = 20,068,369,052.22
5. Step 5: Solve for x
   x = 20,068,369,052.22/164,080.50
6. Step 6: Final answer
   x = 122,308.07