Finding the Fourth Proportional to 82,448.82, 123,480.81 and 60,207.03

Step by Step Solution

1. Step 1: Write the proportion equation
   82,448.82 : 123,480.81 = 60,207.03 : x
2. Step 2: Convert to fraction form
   82,448.82/123,480.81 = 60,207.03/x
3. Step 3: Cross multiply
   82,448.82x = 123,480.81 × 60,207.03
4. Step 4: Simplify right side
   82,448.82x = 7,434,412,832.09
5. Step 5: Solve for x
   x = 7,434,412,832.09/82,448.82
6. Step 6: Final answer
   x = 90,170.03