Finding the Fourth Proportional to 89,375.89, 123,340.26 and 49,091.35

Step by Step Solution

1. Step 1: Write the proportion equation
   89,375.89 : 123,340.26 = 49,091.35 : x
2. Step 2: Convert to fraction form
   89,375.89/123,340.26 = 49,091.35/x
3. Step 3: Cross multiply
   89,375.89x = 123,340.26 × 49,091.35
4. Step 4: Simplify right side
   89,375.89x = 6,054,939,872.75
5. Step 5: Solve for x
   x = 6,054,939,872.75/89,375.89
6. Step 6: Final answer
   x = 67,746.90