Finding the Fourth Proportional to 89,487.37, 123,493.40 and 49,201.39

Step by Step Solution

1. Step 1: Write the proportion equation
   89,487.37 : 123,493.40 = 49,201.39 : x
2. Step 2: Convert to fraction form
   89,487.37/123,493.40 = 49,201.39/x
3. Step 3: Cross multiply
   89,487.37x = 123,493.40 × 49,201.39
4. Step 4: Simplify right side
   89,487.37x = 6,076,046,935.83
5. Step 5: Solve for x
   x = 6,076,046,935.83/89,487.37
6. Step 6: Final answer
   x = 67,898.37