Finding the Fourth Proportional to 89,293.34, 123,229.28 and 49,006.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,293.34 : 123,229.28 = 49,006.75 : x
2. Step 2: Convert to fraction form
   89,293.34/123,229.28 = 49,006.75/x
3. Step 3: Cross multiply
   89,293.34x = 123,229.28 × 49,006.75
4. Step 4: Simplify right side
   89,293.34x = 6,039,066,517.64
5. Step 5: Solve for x
   x = 6,039,066,517.64/89,293.34
6. Step 6: Final answer
   x = 67,631.77