Finding the Fourth Proportional to 488,066.77, 673,523.69 and 270,271.12

Step by Step Solution

1. Step 1: Write the proportion equation
   488,066.77 : 673,523.69 = 270,271.12 : x
2. Step 2: Convert to fraction form
   488,066.77/673,523.69 = 270,271.12/x
3. Step 3: Cross multiply
   488,066.77x = 673,523.69 × 270,271.12
4. Step 4: Simplify right side
   488,066.77x = 182,034,002,042.83
5. Step 5: Solve for x
   x = 182,034,002,042.83/488,066.77
6. Step 6: Final answer
   x = 372,969.46