Finding the Fourth Proportional to 164,071.89, 226,419.33 and 88,620.39

Step by Step Solution

1. Step 1: Write the proportion equation
   164,071.89 : 226,419.33 = 88,620.39 : x
2. Step 2: Convert to fraction form
   164,071.89/226,419.33 = 88,620.39/x
3. Step 3: Cross multiply
   164,071.89x = 226,419.33 × 88,620.39
4. Step 4: Simplify right side
   164,071.89x = 20,065,369,328.14
5. Step 5: Solve for x
   x = 20,065,369,328.14/164,071.89
6. Step 6: Final answer
   x = 122,296.20