Finding the Fourth Proportional to 89,529.76, 123,548.56 and 49,243.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,529.76 : 123,548.56 = 49,243.48 : x
2. Step 2: Convert to fraction form
   89,529.76/123,548.56 = 49,243.48/x
3. Step 3: Cross multiply
   89,529.76x = 123,548.56 × 49,243.48
4. Step 4: Simplify right side
   89,529.76x = 6,083,961,043.39
5. Step 5: Solve for x
   x = 6,083,961,043.39/89,529.76
6. Step 6: Final answer
   x = 67,954.62