Finding the Fourth Proportional to 140,249.51, 193,544.15 and 82,909.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,249.51 : 193,544.15 = 82,909.50 : x
2. Step 2: Convert to fraction form
   140,249.51/193,544.15 = 82,909.50/x
3. Step 3: Cross multiply
   140,249.51x = 193,544.15 × 82,909.50
4. Step 4: Simplify right side
   140,249.51x = 16,046,648,704.43
5. Step 5: Solve for x
   x = 16,046,648,704.43/140,249.51
6. Step 6: Final answer
   x = 114,415.01