Finding the Fourth Proportional to 171,059.52, 256,230.72 and 108,419.52

Step by Step Solution

1. Step 1: Write the proportion equation
   171,059.52 : 256,230.72 = 108,419.52 : x
2. Step 2: Convert to fraction form
   171,059.52/256,230.72 = 108,419.52/x
3. Step 3: Cross multiply
   171,059.52x = 256,230.72 × 108,419.52
4. Step 4: Simplify right side
   171,059.52x = 27,780,411,671.65
5. Step 5: Solve for x
   x = 27,780,411,671.65/171,059.52
6. Step 6: Final answer
   x = 162,402.02