Finding the Fourth Proportional to 89,833, 123,970.48 and 49,546.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,833 : 123,970.48 = 49,546.42 : x
2. Step 2: Convert to fraction form
   89,833/123,970.48 = 49,546.42/x
3. Step 3: Cross multiply
   89,833x = 123,970.48 × 49,546.42
4. Step 4: Simplify right side
   89,833x = 6,142,293,469.68
5. Step 5: Solve for x
   x = 6,142,293,469.68/89,833
6. Step 6: Final answer
   x = 68,374.58