Finding the Fourth Proportional to 89,404.36, 123,377.88 and 49,119.16

Step by Step Solution

1. Step 1: Write the proportion equation
   89,404.36 : 123,377.88 = 49,119.16 : x
2. Step 2: Convert to fraction form
   89,404.36/123,377.88 = 49,119.16/x
3. Step 3: Cross multiply
   89,404.36x = 123,377.88 × 49,119.16
4. Step 4: Simplify right side
   89,404.36x = 6,060,217,828.18
5. Step 5: Solve for x
   x = 6,060,217,828.18/89,404.36
6. Step 6: Final answer
   x = 67,784.37