Finding the Fourth Proportional to 164,436, 226,923.32 and 88,986.12

Step by Step Solution

1. Step 1: Write the proportion equation
   164,436 : 226,923.32 = 88,986.12 : x
2. Step 2: Convert to fraction form
   164,436/226,923.32 = 88,986.12/x
3. Step 3: Cross multiply
   164,436x = 226,923.32 × 88,986.12
4. Step 4: Simplify right side
   164,436x = 20,193,025,784.32
5. Step 5: Solve for x
   x = 20,193,025,784.32/164,436
6. Step 6: Final answer
   x = 122,801.73