Finding the Fourth Proportional to 215,072.72, 296,796.52 and 119,577.36

Step by Step Solution

1. Step 1: Write the proportion equation
   215,072.72 : 296,796.52 = 119,577.36 : x
2. Step 2: Convert to fraction form
   215,072.72/296,796.52 = 119,577.36/x
3. Step 3: Cross multiply
   215,072.72x = 296,796.52 × 119,577.36
4. Step 4: Simplify right side
   215,072.72x = 35,490,144,318.79
5. Step 5: Solve for x
   x = 35,490,144,318.79/215,072.72
6. Step 6: Final answer
   x = 165,014.63