Finding the Fourth Proportional to 131,770.06, 181,768.46 and 83,357

Step by Step Solution

1. Step 1: Write the proportion equation
   131,770.06 : 181,768.46 = 83,357 : x
2. Step 2: Convert to fraction form
   131,770.06/181,768.46 = 83,357/x
3. Step 3: Cross multiply
   131,770.06x = 181,768.46 × 83,357
4. Step 4: Simplify right side
   131,770.06x = 15,151,673,520.22
5. Step 5: Solve for x
   x = 15,151,673,520.22/131,770.06
6. Step 6: Final answer
   x = 114,985.71