Finding the Fourth Proportional to 362,556.72, 543,648.27 and 162,705.78

Step by Step Solution

1. Step 1: Write the proportion equation
   362,556.72 : 543,648.27 = 162,705.78 : x
2. Step 2: Convert to fraction form
   362,556.72/543,648.27 = 162,705.78/x
3. Step 3: Cross multiply
   362,556.72x = 543,648.27 × 162,705.78
4. Step 4: Simplify right side
   362,556.72x = 88,454,716,426.15
5. Step 5: Solve for x
   x = 88,454,716,426.15/362,556.72
6. Step 6: Final answer
   x = 243,974.84