Finding the Fourth Proportional to 164,081.50, 226,432.56 and 88,630

Step by Step Solution

1. Step 1: Write the proportion equation
   164,081.50 : 226,432.56 = 88,630 : x
2. Step 2: Convert to fraction form
   164,081.50/226,432.56 = 88,630/x
3. Step 3: Cross multiply
   164,081.50x = 226,432.56 × 88,630
4. Step 4: Simplify right side
   164,081.50x = 20,068,717,792.80
5. Step 5: Solve for x
   x = 20,068,717,792.80/164,081.50
6. Step 6: Final answer
   x = 122,309.45