Finding the Fourth Proportional to 387,282.77, 581,022.69 and 227,493.83

Step by Step Solution

1. Step 1: Write the proportion equation
   387,282.77 : 581,022.69 = 227,493.83 : x
2. Step 2: Convert to fraction form
   387,282.77/581,022.69 = 227,493.83/x
3. Step 3: Cross multiply
   387,282.77x = 581,022.69 × 227,493.83
4. Step 4: Simplify right side
   387,282.77x = 132,179,074,159.89
5. Step 5: Solve for x
   x = 132,179,074,159.89/387,282.77
6. Step 6: Final answer
   x = 341,298.62