Finding the Fourth Proportional to 89,766.29, 123,868.54 and 53,460.54

Step by Step Solution

1. Step 1: Write the proportion equation
   89,766.29 : 123,868.54 = 53,460.54 : x
2. Step 2: Convert to fraction form
   89,766.29/123,868.54 = 53,460.54/x
3. Step 3: Cross multiply
   89,766.29x = 123,868.54 × 53,460.54
4. Step 4: Simplify right side
   89,766.29x = 6,622,079,104.24
5. Step 5: Solve for x
   x = 6,622,079,104.24/89,766.29
6. Step 6: Final answer
   x = 73,770.22