Finding the Fourth Proportional to 89,301.82, 123,238.02 and 49,019.36

Step by Step Solution

1. Step 1: Write the proportion equation
   89,301.82 : 123,238.02 = 49,019.36 : x
2. Step 2: Convert to fraction form
   89,301.82/123,238.02 = 49,019.36/x
3. Step 3: Cross multiply
   89,301.82x = 123,238.02 × 49,019.36
4. Step 4: Simplify right side
   89,301.82x = 6,041,048,868.07
5. Step 5: Solve for x
   x = 6,041,048,868.07/89,301.82
6. Step 6: Final answer
   x = 67,647.54