Finding the Fourth Proportional to 89,078.57, 122,924.82 and 53,288.36

Step by Step Solution

1. Step 1: Write the proportion equation
   89,078.57 : 122,924.82 = 53,288.36 : x
2. Step 2: Convert to fraction form
   89,078.57/122,924.82 = 53,288.36/x
3. Step 3: Cross multiply
   89,078.57x = 122,924.82 × 53,288.36
4. Step 4: Simplify right side
   89,078.57x = 6,550,461,180.03
5. Step 5: Solve for x
   x = 6,550,461,180.03/89,078.57
6. Step 6: Final answer
   x = 73,535.77