Finding the Fourth Proportional to 839,667.82, 1,259,698.56 and 334,259.68

Step by Step Solution

1. Step 1: Write the proportion equation
   839,667.82 : 1,259,698.56 = 334,259.68 : x
2. Step 2: Convert to fraction form
   839,667.82/1,259,698.56 = 334,259.68/x
3. Step 3: Cross multiply
   839,667.82x = 1,259,698.56 × 334,259.68
4. Step 4: Simplify right side
   839,667.82x = 421,066,437,562.06
5. Step 5: Solve for x
   x = 421,066,437,562.06/839,667.82
6. Step 6: Final answer
   x = 501,467.88