Finding the Fourth Proportional to 89,291.27, 123,221.59 and 49,005.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,291.27 : 123,221.59 = 49,005.69 : x
2. Step 2: Convert to fraction form
   89,291.27/123,221.59 = 49,005.69/x
3. Step 3: Cross multiply
   89,291.27x = 123,221.59 × 49,005.69
4. Step 4: Simplify right side
   89,291.27x = 6,038,558,918.33
5. Step 5: Solve for x
   x = 6,038,558,918.33/89,291.27
6. Step 6: Final answer
   x = 67,627.66