Finding the Fourth Proportional to 250,494.94, 375,662.22 and 81,969.58

Step by Step Solution

1. Step 1: Write the proportion equation
   250,494.94 : 375,662.22 = 81,969.58 : x
2. Step 2: Convert to fraction form
   250,494.94/375,662.22 = 81,969.58/x
3. Step 3: Cross multiply
   250,494.94x = 375,662.22 × 81,969.58
4. Step 4: Simplify right side
   250,494.94x = 30,792,874,395.27
5. Step 5: Solve for x
   x = 30,792,874,395.27/250,494.94
6. Step 6: Final answer
   x = 122,928.13