Finding the Fourth Proportional to 108,082.52, 162,934.48 and 100,857.25

Step by Step Solution

1. Step 1: Write the proportion equation
   108,082.52 : 162,934.48 = 100,857.25 : x
2. Step 2: Convert to fraction form
   108,082.52/162,934.48 = 100,857.25/x
3. Step 3: Cross multiply
   108,082.52x = 162,934.48 × 100,857.25
4. Step 4: Simplify right side
   108,082.52x = 16,433,122,768.31
5. Step 5: Solve for x
   x = 16,433,122,768.31/108,082.52
6. Step 6: Final answer
   x = 152,042.38