Finding the Fourth Proportional to 119,087.48, 178,635 and 59,890.79

Step by Step Solution

1. Step 1: Write the proportion equation
   119,087.48 : 178,635 = 59,890.79 : x
2. Step 2: Convert to fraction form
   119,087.48/178,635 = 59,890.79/x
3. Step 3: Cross multiply
   119,087.48x = 178,635 × 59,890.79
4. Step 4: Simplify right side
   119,087.48x = 10,698,591,271.65
5. Step 5: Solve for x
   x = 10,698,591,271.65/119,087.48
6. Step 6: Final answer
   x = 89,838.09