Finding the Fourth Proportional to 101,911.88, 152,181.53 and 83,228.97

Step by Step Solution

1. Step 1: Write the proportion equation
   101,911.88 : 152,181.53 = 83,228.97 : x
2. Step 2: Convert to fraction form
   101,911.88/152,181.53 = 83,228.97/x
3. Step 3: Cross multiply
   101,911.88x = 152,181.53 × 83,228.97
4. Step 4: Simplify right side
   101,911.88x = 12,665,911,578.78
5. Step 5: Solve for x
   x = 12,665,911,578.78/101,911.88
6. Step 6: Final answer
   x = 124,282.98