Finding the Fourth Proportional to 300,884.37, 415,216.71 and 163,060.34

Step by Step Solution

1. Step 1: Write the proportion equation
   300,884.37 : 415,216.71 = 163,060.34 : x
2. Step 2: Convert to fraction form
   300,884.37/415,216.71 = 163,060.34/x
3. Step 3: Cross multiply
   300,884.37x = 415,216.71 × 163,060.34
4. Step 4: Simplify right side
   300,884.37x = 67,705,375,830.20
5. Step 5: Solve for x
   x = 67,705,375,830.20/300,884.37
6. Step 6: Final answer
   x = 225,021.25