Finding the Fourth Proportional to 83,419.88, 125,128.82 and 33,499.08

Step by Step Solution

1. Step 1: Write the proportion equation
   83,419.88 : 125,128.82 = 33,499.08 : x
2. Step 2: Convert to fraction form
   83,419.88/125,128.82 = 33,499.08/x
3. Step 3: Cross multiply
   83,419.88x = 125,128.82 × 33,499.08
4. Step 4: Simplify right side
   83,419.88x = 4,191,700,351.49
5. Step 5: Solve for x
   x = 4,191,700,351.49/83,419.88
6. Step 6: Final answer
   x = 50,248.22