Finding the Fourth Proportional to 111,087.76, 153,300.85 and 60,786.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111,087.76 : 153,300.85 = 60,786.76 : x
2. Step 2: Convert to fraction form
   111,087.76/153,300.85 = 60,786.76/x
3. Step 3: Cross multiply
   111,087.76x = 153,300.85 × 60,786.76
4. Step 4: Simplify right side
   111,087.76x = 9,318,661,976.75
5. Step 5: Solve for x
   x = 9,318,661,976.75/111,087.76
6. Step 6: Final answer
   x = 83,885.59