Finding the Fourth Proportional to 89,443.53, 123,435.33 and 49,160.37

Step by Step Solution

1. Step 1: Write the proportion equation
   89,443.53 : 123,435.33 = 49,160.37 : x
2. Step 2: Convert to fraction form
   89,443.53/123,435.33 = 49,160.37/x
3. Step 3: Cross multiply
   89,443.53x = 123,435.33 × 49,160.37
4. Step 4: Simplify right side
   89,443.53x = 6,068,126,493.87
5. Step 5: Solve for x
   x = 6,068,126,493.87/89,443.53
6. Step 6: Final answer
   x = 67,843.10