Finding the Fourth Proportional to 150,984, 208,361.91 and 82,078.10

Step by Step Solution

1. Step 1: Write the proportion equation
   150,984 : 208,361.91 = 82,078.10 : x
2. Step 2: Convert to fraction form
   150,984/208,361.91 = 82,078.10/x
3. Step 3: Cross multiply
   150,984x = 208,361.91 × 82,078.10
4. Step 4: Simplify right side
   150,984x = 17,101,948,862.39
5. Step 5: Solve for x
   x = 17,101,948,862.39/150,984
6. Step 6: Final answer
   x = 113,269.94