Finding the Fourth Proportional to 317,667.74, 476,361.72 and 149,235.93

Step by Step Solution

1. Step 1: Write the proportion equation
   317,667.74 : 476,361.72 = 149,235.93 : x
2. Step 2: Convert to fraction form
   317,667.74/476,361.72 = 149,235.93/x
3. Step 3: Cross multiply
   317,667.74x = 476,361.72 × 149,235.93
4. Step 4: Simplify right side
   317,667.74x = 71,090,284,300.60
5. Step 5: Solve for x
   x = 71,090,284,300.60/317,667.74
6. Step 6: Final answer
   x = 223,788.18