Finding the Fourth Proportional to 111,863.73, 154,371.89 and 61,562.73

Step by Step Solution

1. Step 1: Write the proportion equation
   111,863.73 : 154,371.89 = 61,562.73 : x
2. Step 2: Convert to fraction form
   111,863.73/154,371.89 = 61,562.73/x
3. Step 3: Cross multiply
   111,863.73x = 154,371.89 × 61,562.73
4. Step 4: Simplify right side
   111,863.73x = 9,503,554,675.85
5. Step 5: Solve for x
   x = 9,503,554,675.85/111,863.73
6. Step 6: Final answer
   x = 84,956.53