Finding the Fourth Proportional to 161,085.41, 222,284.86 and 93,106.79

Step by Step Solution

1. Step 1: Write the proportion equation
   161,085.41 : 222,284.86 = 93,106.79 : x
2. Step 2: Convert to fraction form
   161,085.41/222,284.86 = 93,106.79/x
3. Step 3: Cross multiply
   161,085.41x = 222,284.86 × 93,106.79
4. Step 4: Simplify right side
   161,085.41x = 20,696,228,436.01
5. Step 5: Solve for x
   x = 20,696,228,436.01/161,085.41
6. Step 6: Final answer
   x = 128,479.85