Finding the Fourth Proportional to 227,052.45, 313,308.83 and 139,823.69

Step by Step Solution

1. Step 1: Write the proportion equation
   227,052.45 : 313,308.83 = 139,823.69 : x
2. Step 2: Convert to fraction form
   227,052.45/313,308.83 = 139,823.69/x
3. Step 3: Cross multiply
   227,052.45x = 313,308.83 × 139,823.69
4. Step 4: Simplify right side
   227,052.45x = 43,807,994,454.52
5. Step 5: Solve for x
   x = 43,807,994,454.52/227,052.45
6. Step 6: Final answer
   x = 192,942.18