Finding the Fourth Proportional to 166,667.63, 229,919.31 and 112,969.49

Step by Step Solution

1. Step 1: Write the proportion equation
   166,667.63 : 229,919.31 = 112,969.49 : x
2. Step 2: Convert to fraction form
   166,667.63/229,919.31 = 112,969.49/x
3. Step 3: Cross multiply
   166,667.63x = 229,919.31 × 112,969.49
4. Step 4: Simplify right side
   166,667.63x = 25,973,866,042.26
5. Step 5: Solve for x
   x = 25,973,866,042.26/166,667.63
6. Step 6: Final answer
   x = 155,842.30