Finding the Fourth Proportional to 89,494.88, 123,499.77 and 49,208.36

Step by Step Solution

1. Step 1: Write the proportion equation
   89,494.88 : 123,499.77 = 49,208.36 : x
2. Step 2: Convert to fraction form
   89,494.88/123,499.77 = 49,208.36/x
3. Step 3: Cross multiply
   89,494.88x = 123,499.77 × 49,208.36
4. Step 4: Simplify right side
   89,494.88x = 6,077,220,340.05
5. Step 5: Solve for x
   x = 6,077,220,340.05/89,494.88
6. Step 6: Final answer
   x = 67,905.79