Finding the Fourth Proportional to 89,844.01, 123,984.79 and 49,557.76

Step by Step Solution

1. Step 1: Write the proportion equation
   89,844.01 : 123,984.79 = 49,557.76 : x
2. Step 2: Convert to fraction form
   89,844.01/123,984.79 = 49,557.76/x
3. Step 3: Cross multiply
   89,844.01x = 123,984.79 × 49,557.76
4. Step 4: Simplify right side
   89,844.01x = 6,144,408,625.37
5. Step 5: Solve for x
   x = 6,144,408,625.37/89,844.01
6. Step 6: Final answer
   x = 68,389.74