Finding the Fourth Proportional to 388,185.48, 582,271.72 and 174,834.72

Step by Step Solution

1. Step 1: Write the proportion equation
   388,185.48 : 582,271.72 = 174,834.72 : x
2. Step 2: Convert to fraction form
   388,185.48/582,271.72 = 174,834.72/x
3. Step 3: Cross multiply
   388,185.48x = 582,271.72 × 174,834.72
4. Step 4: Simplify right side
   388,185.48x = 101,801,313,130.12
5. Step 5: Solve for x
   x = 101,801,313,130.12/388,185.48
6. Step 6: Final answer
   x = 262,249.15