Finding the Fourth Proportional to 307,563.82, 424,436.72 and 171,589.68

Step by Step Solution

1. Step 1: Write the proportion equation
   307,563.82 : 424,436.72 = 171,589.68 : x
2. Step 2: Convert to fraction form
   307,563.82/424,436.72 = 171,589.68/x
3. Step 3: Cross multiply
   307,563.82x = 424,436.72 × 171,589.68
4. Step 4: Simplify right side
   307,563.82x = 72,828,960,965.05
5. Step 5: Solve for x
   x = 72,828,960,965.05/307,563.82
6. Step 6: Final answer
   x = 236,793.00