Finding the Fourth Proportional to 89,735.49, 123,833.49 and 48,900.15

Step by Step Solution

1. Step 1: Write the proportion equation
   89,735.49 : 123,833.49 = 48,900.15 : x
2. Step 2: Convert to fraction form
   89,735.49/123,833.49 = 48,900.15/x
3. Step 3: Cross multiply
   89,735.49x = 123,833.49 × 48,900.15
4. Step 4: Simplify right side
   89,735.49x = 6,055,476,236.02
5. Step 5: Solve for x
   x = 6,055,476,236.02/89,735.49
6. Step 6: Final answer
   x = 67,481.40