Finding the Fourth Proportional to 89,375.67, 123,337.62 and 49,090.05

Step by Step Solution

1. Step 1: Write the proportion equation
   89,375.67 : 123,337.62 = 49,090.05 : x
2. Step 2: Convert to fraction form
   89,375.67/123,337.62 = 49,090.05/x
3. Step 3: Cross multiply
   89,375.67x = 123,337.62 × 49,090.05
4. Step 4: Simplify right side
   89,375.67x = 6,054,649,932.68
5. Step 5: Solve for x
   x = 6,054,649,932.68/89,375.67
6. Step 6: Final answer
   x = 67,743.83