Finding the Fourth Proportional to 89,338.65, 123,287.58 and 49,055.01

Step by Step Solution

1. Step 1: Write the proportion equation
   89,338.65 : 123,287.58 = 49,055.01 : x
2. Step 2: Convert to fraction form
   89,338.65/123,287.58 = 49,055.01/x
3. Step 3: Cross multiply
   89,338.65x = 123,287.58 × 49,055.01
4. Step 4: Simplify right side
   89,338.65x = 6,047,873,469.78
5. Step 5: Solve for x
   x = 6,047,873,469.78/89,338.65
6. Step 6: Final answer
   x = 67,696.05