Finding the Fourth Proportional to 300,769.59, 415,046.22 and 171,702.98

Step by Step Solution

1. Step 1: Write the proportion equation
   300,769.59 : 415,046.22 = 171,702.98 : x
2. Step 2: Convert to fraction form
   300,769.59/415,046.22 = 171,702.98/x
3. Step 3: Cross multiply
   300,769.59x = 415,046.22 × 171,702.98
4. Step 4: Simplify right side
   300,769.59x = 71,264,670,736.50
5. Step 5: Solve for x
   x = 71,264,670,736.50/300,769.59
6. Step 6: Final answer
   x = 236,941.08