Finding the Fourth Proportional to 140,223.30, 193,485.33 and 82,854.65

Step by Step Solution

1. Step 1: Write the proportion equation
   140,223.30 : 193,485.33 = 82,854.65 : x
2. Step 2: Convert to fraction form
   140,223.30/193,485.33 = 82,854.65/x
3. Step 3: Cross multiply
   140,223.30x = 193,485.33 × 82,854.65
4. Step 4: Simplify right side
   140,223.30x = 16,031,158,925.67
5. Step 5: Solve for x
   x = 16,031,158,925.67/140,223.30
6. Step 6: Final answer
   x = 114,325.93