Finding the Fourth Proportional to 300,043.52, 414,060.16 and 170,978.28

Step by Step Solution

1. Step 1: Write the proportion equation
   300,043.52 : 414,060.16 = 170,978.28 : x
2. Step 2: Convert to fraction form
   300,043.52/414,060.16 = 170,978.28/x
3. Step 3: Cross multiply
   300,043.52x = 414,060.16 × 170,978.28
4. Step 4: Simplify right side
   300,043.52x = 70,795,293,973.32
5. Step 5: Solve for x
   x = 70,795,293,973.32/300,043.52
6. Step 6: Final answer
   x = 235,950.08