Finding the Fourth Proportional to 300,515.33, 414,722.32 and 171,474.81

Step by Step Solution

1. Step 1: Write the proportion equation
   300,515.33 : 414,722.32 = 171,474.81 : x
2. Step 2: Convert to fraction form
   300,515.33/414,722.32 = 171,474.81/x
3. Step 3: Cross multiply
   300,515.33x = 414,722.32 × 171,474.81
4. Step 4: Simplify right side
   300,515.33x = 71,114,429,040.86
5. Step 5: Solve for x
   x = 71,114,429,040.86/300,515.33
6. Step 6: Final answer
   x = 236,641.60