Finding the Fourth Proportional to 150,268.82, 207,371.32 and 82,290.25

Step by Step Solution

1. Step 1: Write the proportion equation
   150,268.82 : 207,371.32 = 82,290.25 : x
2. Step 2: Convert to fraction form
   150,268.82/207,371.32 = 82,290.25/x
3. Step 3: Cross multiply
   150,268.82x = 207,371.32 × 82,290.25
4. Step 4: Simplify right side
   150,268.82x = 17,064,636,728.77
5. Step 5: Solve for x
   x = 17,064,636,728.77/150,268.82
6. Step 6: Final answer
   x = 113,560.73