Finding the Fourth Proportional to 215,447.47, 297,322.73 and 119,960.62

Step by Step Solution

1. Step 1: Write the proportion equation
   215,447.47 : 297,322.73 = 119,960.62 : x
2. Step 2: Convert to fraction form
   215,447.47/297,322.73 = 119,960.62/x
3. Step 3: Cross multiply
   215,447.47x = 297,322.73 × 119,960.62
4. Step 4: Simplify right side
   215,447.47x = 35,667,019,030.89
5. Step 5: Solve for x
   x = 35,667,019,030.89/215,447.47
6. Step 6: Final answer
   x = 165,548.56