Finding the Fourth Proportional to 89,556.06, 123,587.17 and 49,269.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,556.06 : 123,587.17 = 49,269.72 : x
2. Step 2: Convert to fraction form
   89,556.06/123,587.17 = 49,269.72/x
3. Step 3: Cross multiply
   89,556.06x = 123,587.17 × 49,269.72
4. Step 4: Simplify right side
   89,556.06x = 6,089,105,261.49
5. Step 5: Solve for x
   x = 6,089,105,261.49/89,556.06
6. Step 6: Final answer
   x = 67,992.11