Finding the Fourth Proportional to 164,073.39, 226,421.40 and 88,621.89

Step by Step Solution

1. Step 1: Write the proportion equation
   164,073.39 : 226,421.40 = 88,621.89 : x
2. Step 2: Convert to fraction form
   164,073.39/226,421.40 = 88,621.89/x
3. Step 3: Cross multiply
   164,073.39x = 226,421.40 × 88,621.89
4. Step 4: Simplify right side
   164,073.39x = 20,065,892,404.45
5. Step 5: Solve for x
   x = 20,065,892,404.45/164,073.39
6. Step 6: Final answer
   x = 122,298.27