Finding the Fourth Proportional to 162,273.18, 243,410.69 and 43,945.55

Step by Step Solution

1. Step 1: Write the proportion equation
   162,273.18 : 243,410.69 = 43,945.55 : x
2. Step 2: Convert to fraction form
   162,273.18/243,410.69 = 43,945.55/x
3. Step 3: Cross multiply
   162,273.18x = 243,410.69 × 43,945.55
4. Step 4: Simplify right side
   162,273.18x = 10,696,816,647.93
5. Step 5: Solve for x
   x = 10,696,816,647.93/162,273.18
6. Step 6: Final answer
   x = 65,918.57