Finding the Fourth Proportional to 540,485.93, 810,217.69 and 240,801.32

Step by Step Solution

1. Step 1: Write the proportion equation
   540,485.93 : 810,217.69 = 240,801.32 : x
2. Step 2: Convert to fraction form
   540,485.93/810,217.69 = 240,801.32/x
3. Step 3: Cross multiply
   540,485.93x = 810,217.69 × 240,801.32
4. Step 4: Simplify right side
   540,485.93x = 195,101,490,662.89
5. Step 5: Solve for x
   x = 195,101,490,662.89/540,485.93
6. Step 6: Final answer
   x = 360,974.23