Finding the Fourth Proportional to 300,181.62, 414,260.43 and 171,117.72

Step by Step Solution

1. Step 1: Write the proportion equation
   300,181.62 : 414,260.43 = 171,117.72 : x
2. Step 2: Convert to fraction form
   300,181.62/414,260.43 = 171,117.72/x
3. Step 3: Cross multiply
   300,181.62x = 414,260.43 × 171,117.72
4. Step 4: Simplify right side
   300,181.62x = 70,887,300,267.82
5. Step 5: Solve for x
   x = 70,887,300,267.82/300,181.62
6. Step 6: Final answer
   x = 236,148.04