Finding the Fourth Proportional to 89,042.50, 122,873.23 and 48,756.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,042.50 : 122,873.23 = 48,756.75 : x
2. Step 2: Convert to fraction form
   89,042.50/122,873.23 = 48,756.75/x
3. Step 3: Cross multiply
   89,042.50x = 122,873.23 × 48,756.75
4. Step 4: Simplify right side
   89,042.50x = 5,990,898,498.65
5. Step 5: Solve for x
   x = 5,990,898,498.65/89,042.50
6. Step 6: Final answer
   x = 67,281.34