Finding the Fourth Proportional to 89,476.05, 123,475.32 and 49,189.46

Step by Step Solution

1. Step 1: Write the proportion equation
   89,476.05 : 123,475.32 = 49,189.46 : x
2. Step 2: Convert to fraction form
   89,476.05/123,475.32 = 49,189.46/x
3. Step 3: Cross multiply
   89,476.05x = 123,475.32 × 49,189.46
4. Step 4: Simplify right side
   89,476.05x = 6,073,683,696.75
5. Step 5: Solve for x
   x = 6,073,683,696.75/89,476.05
6. Step 6: Final answer
   x = 67,880.55