Finding the Fourth Proportional to 300,334.59, 414,565.43 and 173,060.91

Step by Step Solution

1. Step 1: Write the proportion equation
   300,334.59 : 414,565.43 = 173,060.91 : x
2. Step 2: Convert to fraction form
   300,334.59/414,565.43 = 173,060.91/x
3. Step 3: Cross multiply
   300,334.59x = 414,565.43 × 173,060.91
4. Step 4: Simplify right side
   300,334.59x = 71,745,069,705.04
5. Step 5: Solve for x
   x = 71,745,069,705.04/300,334.59
6. Step 6: Final answer
   x = 238,883.81